{"title":"Frog Serene","description":"","products":[{"product_id":"spa-frog-serene-cartridge-kit-1-mineral-cartridge-plus-3-bromine-cartridges","title":"FROG Serene Cartridge Kit - Includes 1 Mineral Cartridge plus 3 Bromine Cartridges","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eIncludes 1 Mineral Cartridge and 3 Bromine Cartridges\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFor use with either Serene Floating System or Serene Inline Systems\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eFROG Serene keeps your hot tub clean while eliminating the work and the guesswork. Instead of spooning in chlorine daily, you simply replace a pre-filled cartridge about once a month. FROG Serene works by double-teaming bacteria with sanitizing minerals and a very low level of bromine. The resulting Fresh Mineral Water\u003c\/span\u003e\u003csup\u003e®\u003c\/sup\u003e\u003cspan\u003e has a completely different quality that provides the serene feeling you’re looking for.\u003c\/span\u003e\u003c\/p\u003e","brand":"FROG","offers":[{"title":"Default Title","offer_id":31128082939949,"sku":"01-14-3856","price":86.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0269\/2625\/2077\/products\/Serene_Cartridge_Kit.jpg?v=1572967587"},{"product_id":"spa-frog-serene-floating-system-and-cartridge-kit","title":"Spa Frog Serene Floating System and Cartridge Kit","description":"\u003cul\u003e\n\u003cli\u003eIncludes Serene Floating System, 1 Mineral Cartridge, 1 Bromine Cartridge, 1 packet of Frog Jump Start Shock and 1 Pack of 30 Frog Test Strips\u003c\/li\u003e\n\u003cli\u003eKills Bacteria in 2 ways with Minerals and Bromine\u003c\/li\u003e\n\u003cli\u003eMinerals reduce Bromine use up to 50%\u003c\/li\u003e\n\u003cli\u003ePre-filled cartridges - no touching or measuring chemicals needed\u003c\/li\u003e\n\u003cli\u003eFor use in any Hot Tub up to 600 gallons\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cspan\u003eFROG Serene keeps your hot tub clean while eliminating the work and the guesswork. Instead of spooning in chlorine daily, you simply replace a pre-filled cartridge about once a month. FROG Serene works by double-teaming bacteria with sanitizing minerals and a very low level of bromine. The resulting Fresh Mineral Water\u003c\/span\u003e\u003csup\u003e®\u003c\/sup\u003e\u003cspan\u003e has a completely different quality that provides the serene feeling you’re looking for.\u003c\/span\u003e\u003c\/p\u003e","brand":"FROG","offers":[{"title":"Default Title","offer_id":31128219156525,"sku":"01-14-3883","price":59.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0269\/2625\/2077\/products\/Serene_Floating_System.jpg?v=1572968498"},{"product_id":"frog-serene-mineral-replacement-cartridge-plus-4-bromine-cartridges-for-use-with-frog-serene-floating-sanitizing-spa-system-or-hot-tubs-with-the-frog-inline-cartridge-system","title":"FROG Serene Mineral Replacement Cartridge plus 4 Bromine Cartridges for use with FROG Serene Floating Sanitizing Spa System or Hot Tubs with the FROG Inline Cartridge System","description":"\u003cp class=\"MsoNormal\"\u003eFROG Serene Replacement bundle for the FROG Serene Floating System or FROG Inline System (an approximate 4-month supply). \u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eThis Value Pack includes:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• 1 FROG Sanitizing Mineral Cartridge (lasts approximately 4 months)\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• 4 Bromine Cartridges (last up to 4 weeks each)\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Free Shipping within the contiguous 48 States\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eSay goodbye to complicated hot tub maintenance and hello to crystal-clear, fresh mineral water. \u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eCompatible with the FROG Serene Floating System for spas up to 600 gallons or Frog Inline Cartridge Systems. \u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003eThis FROG Serene Mineral Refill Cartridge bundle delivers everything you need for months of effortless spa care, combining the power of natural minerals with a very low level of bromine to kill bacteria in 2 ways.\u003cspan style=\"mso-spacerun: yes;\"\u003e   \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eThe Science of Serene Water\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eUnlike traditional chlorine sanitizers, FROG Serene allows you to set it and forget it for weeks at a time. The innovative dual-action system harnesses the natural power of minerals to eliminate contaminants while using up to 50% less bromine than conventional methods. This results in soft feeling water that's noticeably gentler on your skin, swimsuits, and spa surfaces.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eWhy Choose FROG Serene:\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Pre-filled cartridges eliminate all of the measuring and guesswork\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Dual-action sanitizing with minerals and low-level bromine eliminate organic contaminates in 2 ways.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Creates Fresh Mineral Water®∞ with less odor for a superior spa experience\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Perfect for busy hot tub owners who want hassle-free maintenance\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSmart Design, Effortless Maintenance\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eForget the daily routine of scooping harsh chemicals... FROG Serene's prefilled cartridges make maintenance as simple as replacing a cartridge about once a month. The mineral cartridge works continuously for four months, while the bromine cartridges maintain optimal sanitization for up to four weeks each, depending on your spa size and usage frequency.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eThe FROG Advantage\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eWhile traditional sanitizers can be difficult to maintain and unpredictable, FROG Serene's bromine-based system remains stable even during pH fluctuations, ensuring consistent sanitization. The mineral technology not only reduces chemical usage but also conditions the water, creating a noticeably different water quality and that serene feeling \u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003eyou are looking for.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eExperience the difference of Fresh Mineral Water®∞:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Silky-soft feel\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Reduced chemical odors\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Crystal clear clarity\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Enhanced comfort\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Gentler on skin and eyes\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eFrog Serene is Perfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Hot tub owners seeking easy water treatment solutions that really work\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Those sensitive to traditional, harsh spa chemicals\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• Anyone wanting to reduce their chemical usage\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eMake every one of your Spa sessions more serene with FROG Serene – where innovation meets relaxation. Finally, relax, and enjoy weeks of pristine spa water without the hassle of daily maintenance.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e*Based on a comparison to the minimum USEPA recommended chlorine or bromine level of 2.0 ppm for a hot tub.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e∞Fresh Mineral Water is a registered trademark of King Technology, Inc.\u003c\/p\u003e","brand":"FROG","offers":[{"title":"Default Title","offer_id":46421820637371,"sku":"Frog Serene 1 Mineral 4 Bromine","price":102.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0269\/2625\/2077\/files\/FROGSerene4monthRefillCartridges.jpg?v=1737592121"},{"product_id":"frog-serene-in-line-cartridges-1-mineral-cartridge-and-3-bromine-200-gram-cartridges","title":"FROG Serene In-Line Cartridges for Hot Tubs That Have Built in Cartridge Holders - 1 FROG Serene Mineral Cartridge and 3 Green Bromine 200 Gram Cartridges","description":"\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eComplete Mineral \u0026amp; 200 gram Bromine Bundle for Hot Tubs with the FROG Inline Cartridge System (approximate 4 month supply) - Free Shipping!\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThe FROG Serene In-Line Cartridge Bundle – your secret to effortless spa maintenance and crystal-clear “mineral water”. This exclusive value pack includes 1 FROG Sanitizing Mineral Cartridge and 3 upgraded Bromine Cartridges (200 grams each compared to the yellow 150 gram Cartridges ), designed specifically for hot tubs with built-in cartridge holders.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003ePerfect Compatibility:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eSpecifically engineered for spas manufactured with the built in FROG Inline System including:\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eMarquis Spas\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eArtesian Spas\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eCaldera Spas\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo1; tab-stops: list .5in;\"\u003eHot Spring Spas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e \u003c\/b\u003e\u003cb\u003eRevolutionary Dual-Action Sanitizing:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eFROG Serene combines the power of sanitizing minerals with a precise low-level bromine delivery system . This innovative dual-action approach attacks organic contaminants \u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003ewhile using up to 50% less bromine and maintaining pristine water quality with no smelly chlorine odors.\u003c!-- [if !supportLineBreakNewLine]--\u003e\u003cbr style=\"mso-special-character: line-break;\"\u003e\u003c!--[endif]--\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eWhat's Inside:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l4 level1 lfo2; tab-stops: list .5in;\"\u003e1 FROG Sanitizing Mineral Cartridge (4-month lifespan)\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l4 level1 lfo2; tab-stops: list .5in;\"\u003e3 FROG Serene 200 gram Bromine Cartridges (up to 4 weeks each)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eThe FROG Serene Advantage:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eUnlike traditional sanitizers, this system delivers:\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo3; tab-stops: list .5in;\"\u003ePrefilled cartridges for no scooping and mess-free maintenance\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo3; tab-stops: list .5in;\"\u003eGentler water that's softer on skin, hair, swimsuits, decking, and spa components\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo3; tab-stops: list .5in;\"\u003eBalanced pH levels and reduced pH swings ensuring sanitizing effectiveness\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo3; tab-stops: list .5in;\"\u003eSignificantly reduced chemical odors (Ahhhhhh!)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSmart, Simple Maintenance:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eForget the daily ritual of scooping, measuring and adding chemicals. Simply replace the bromine cartridge monthly and the mineral cartridge every four months. The prefilled cartridges eliminate guesswork and ensure perfect water quality without the hassle of measuring or handling harsh chemicals directly.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003ePremium Water Quality:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eExperience FROG Fresh Mineral Water® that's:\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l3 level1 lfo4; tab-stops: list .5in;\"\u003eCleaner and clearer\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l3 level1 lfo4; tab-stops: list .5in;\"\u003eNoticeably softer\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l3 level1 lfo4; tab-stops: list .5in;\"\u003eEasier to maintain\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l3 level1 lfo4; tab-stops: list .5in;\"\u003eGentler on hot tub and deck surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eHot tub owners who want to:\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo5; tab-stops: list .5in;\"\u003eMinimize maintenance time\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo5; tab-stops: list .5in;\"\u003eEnjoy softer, more comfortable water\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo5; tab-stops: list .5in;\"\u003eReduce chemical exposure\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo5; tab-stops: list .5in;\"\u003eMaintain consistent water quality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003eEnjoy your hot tub experience much, much more with FROG Serene – where science meets simplicity for the ultimate in spa water care. No mess, no guess, no stress – just pure relaxation in crystal clear, \u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003eperfectly balanced water.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003ci\u003eFor optimal performance, replace mineral cartridge every 4 months or when draining\/refilling hot tub. Bromine cartridge life varies based on tub size and usage (typically 2-4 weeks per cartridge).\u003c\/i\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e","brand":"FROG","offers":[{"title":"Default Title","offer_id":46421947449531,"sku":"Serene Inline Cartridges 1 Mineral 3 Bromine 200gm","price":95.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0269\/2625\/2077\/files\/FROGSereneCartridgeReplacementforInlineSystems.jpg?v=1737600354"},{"product_id":"frog-serene-inline-bromine-cartridges-200g-3-pack","title":"FROG Serene Inline Green Bromine Cartridges 200g - 3-pack","description":"\u003ch1 id=\"frog-spa-bromine-cartridge-smart-simple-hot-tub-sanitizing\" class=\"css-i1mxzp e178251s13\"\u003eSpa FROG Serene 200 Gram Bromine Cartridges for FROG Inline Hot Tub Systems (3-pack) - Free Shipping\u003c\/h1\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003eFROG Bromine Refill Cartridges for use in conjunction with the FROG Serene Mineral Cartridge for a hassle-free solution to hot tub maintenance.   This smart, self-contained cartridge works with your Spa Frog System to deliver precise amounts of bromine sanitizer, taking the guesswork out of water care.\u003c\/p\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003e\u003cstrong class=\"css-1dyr6n3 e178251s6\"\u003eWhy You'll Love It:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLasts 2-4 weeks per cartridge\u003c\/li\u003e\n\u003cli\u003eUses up to 50% less bromine than traditional methods\u003c\/li\u003e\n\u003cli\u003eGentler on skin, hair, swimsuits, and spa surfaces\u003c\/li\u003e\n\u003cli\u003eNo measuring or daily monitoring needed\u003c\/li\u003e\n\u003cli\u003eRecyclable empty cartridges\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003e\u003cstrong class=\"css-1dyr6n3 e178251s6\"\u003ePerfect Water, Less Work\u003c\/strong\u003e\u003cbr\u003eUnlike chlorine, bromine maintains its effectiveness in hot water and adapts to pH changes, making it ideal for spas. When paired with FROG Sanitizing Minerals, this system creates Fresh Mineral Water that eliminates contaminants through two powerful methods while keeping your water crystal clear and perfectly balanced.\u003c\/p\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003e\u003cstrong class=\"css-1dyr6n3 e178251s6\"\u003eCompatible Systems\u003c\/strong\u003e\u003cbr\u003eDesigned for use with Spa Frog floating and inline systems, including select models from:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMarquis Spas\u003c\/li\u003e\n\u003cli\u003eArtesian Spas\u003c\/li\u003e\n\u003cli\u003eCaldera Spas\u003c\/li\u003e\n\u003cli\u003eHot Spring Spas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003e\u003cstrong class=\"css-1dyr6n3 e178251s6\"\u003eSimple to Use\u003c\/strong\u003e\u003cbr\u003eJust dial in your desired bromine level based on your spa's needs, snap the cartridge into place, and enjoy weeks of crystal-clear water. For optimal performance, replace your Mineral Cartridge every 4 months and the Bromine Cartridge every 2-4 weeks.\u003c\/p\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003eYou and your family deserve the best spa care possible, and the Frog Spa Bromine Cartridge delivers just that - clean, comfortable water without the complexity of traditional sanitizing methods.\u003c\/p\u003e","brand":"FROG","offers":[{"title":"Default Title","offer_id":46459109474491,"sku":"FROG Serene Bromine 200g 3pack","price":56.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0269\/2625\/2077\/files\/FROGSereneBromine3-pack.jpg?v=1739660652"},{"product_id":"frog-serene-inline-cartridge-refill-mineral-and-200g-bromine-cartridge","title":"FROG Serene Inline Cartridge Refill - Mineral and 200g Bromine Cartridge","description":"\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eFROG Serene In-Line System Cartridge 2-pack – 1 Mineral Cartridge (Blue) plus 1 Bromine 200g Cartridge (Green) – Free Shipping\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThese cartridges are designed for use either in the FROG Serene floating system or the FROG In-line \u003cspan\u003eCartridge Holders installed on select Marquis Spas, Artesian, Caldera Spas and Hot Spring Spas.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eTransform your spa experience with the FROG Serene In-Line System, a premium water care solution designed specifically for select Marquis, Artesian, Caldera, and Hot Spring Spas. This innovative system combines the power of bromine and mineral technology to deliver crystal-clear, gentle water with minimal maintenance.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eWhat's Included:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul type=\"disc\" style=\"margin-top: 0in;\"\u003e\n\u003cli style=\"mso-list: l1 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e1 Bromine Cartridge\u003c\/li\u003e\n\u003cli style=\"mso-list: l1 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e1 FROG Sanitizing Mineral Cartridge\u003c\/li\u003e\n\u003cli style=\"mso-list: l1 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003eCompatible with Hot Tubs that have built in FROG cartridge holder systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eKey Benefits:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul type=\"disc\" style=\"margin-top: 0in;\"\u003e\n\u003cli style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\" class=\"MsoNormal\"\u003eUses up to 50% less bromine compared to traditional systems\u003c\/li\u003e\n\u003cli style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\" class=\"MsoNormal\"\u003eGentler on skin, hair, swimsuits, and spa surfaces\u003c\/li\u003e\n\u003cli style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\" class=\"MsoNormal\"\u003eDual-action sanitizing through minerals and bromine\u003c\/li\u003e\n\u003cli style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\" class=\"MsoNormal\"\u003eHelps maintain balanced pH levels\u003c\/li\u003e\n\u003cli style=\"mso-list: l0 level1 lfo2; tab-stops: list .5in;\" class=\"MsoNormal\"\u003eSignificantly reduces water maintenance time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eEasy Installation \u0026amp; Maintenance:\u003c\/b\u003e\u003cbr\u003eThe system features a convenient prefilled, adjustable cartridges for effortless water care. The Bromine Cartridge lasts 2-4 weeks while the Mineral Cartridge provides up to 4 months of continuous water conditioning.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSuperior Water Quality:\u003c\/b\u003e\u003cbr\u003eUnlike traditional chlorine systems, FROG Serene's bromine-based formula dissolves slowly in hot water, providing more consistent sanitization with fewer odors. The mineral technology actively conditions your water, creating a softer, more enjoyable soaking experience while helping to maintain optimal pH levels.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003ePerfect For:\u003c\/b\u003e\u003cbr\u003eHot tub owners seeking a low-maintenance, skin-friendly water care solution that delivers premium results without the harsh effects of traditional sanitizers.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003ci\u003eNote: Please verify compatibility with your specific spa model before purchase.\u003c\/i\u003e\u003c\/p\u003e","brand":"FROG","offers":[{"title":"Default Title","offer_id":46460566012091,"sku":"Serene 2pack Mineral and 200g Brom","price":57.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0269\/2625\/2077\/files\/BromineMineral2pack.jpg?v=1739736858"},{"product_id":"frog-serene-200-gram-bromine-replacement-cartridge-1-pack","title":"FROG Serene 200 Gram Bromine Replacement Cartridge – 1 pack","description":"\u003ch3 class=\"MsoNormal\"\u003eFROG Serene 200 Gram Bromine Replacement Cartridge Single Pack (adjust to any desired quantity in your shopping cart). \u003c\/h3\u003e\n\u003cp class=\"MsoNormal\"\u003eThis longer lasting 200-gram cartridge (green) works seamlessly with FROG Serene In-Line and FROG Serene Floating Sanitizing Systems to keep your spa water pristine with minimal effort.  Can be used to replace the 150-gram FROG Bromine Cartridge (yellow).\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eWorks along with the FROG Serene Mineral Cartridge for use in:\u003cbr\u003e• FROG Serene (formerly Spa FROG) Floating Systems\u003cbr\u003e• FROG Serene In-Line Systems\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eThe Smarter Way to Sanitize\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eUnlike traditional chlorine, this bromine cartridge is specifically engineered for hot water applications. The slow-dissolving formula maintains consistent sanitization levels without the harsh chemical smell. When paired with FROG Sanitizing Minerals (sold separately), this system eliminates organic contaminants through dual-action protection while using up to 50% less bromine than traditional methods.*\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003cbr\u003e• Reduces bromine usage by up to 50%*\u003cbr\u003e• Gentler on skin, hair, and swimwear\u003cbr\u003e• Minimal chemical odor\u003cbr\u003e• Easy-to-adjust dial for precise control\u003cbr\u003e• 2-4 week cartridge life\u003cbr\u003e• Recyclable packaging\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eSmart Design Features:\u003c\/strong\u003e\u003cbr\u003e• Pre-filled for mess-free replacement\u003cbr\u003e• Adjustable settings to match your spa's needs\u003cbr\u003e• Compatible with FROG Serene mineral cartridges\u003cbr\u003e• Simple drop-in installation on Spas with FROG built-in inline systems.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eBetter for You, Better for Your Spa\u003c\/strong\u003e\u003cbr\u003eThe FROG Serene system doesn't just make maintenance easier—it creates a superior soaking experience. When used with FROG Sanitizing Minerals, this cartridge helps condition your water for optimal softness while maintaining balanced pH levels. Say goodbye to constant water testing and hello to more relaxation time.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e\u003cbr\u003eSimply insert into your FROG Serene Floating System or In-Line System alongside the Mineral Cartridge (sold separately). Adjust the dial setting according to your spa's specific needs and replace every 2-4 weeks for continuous protection.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e\u003cbr\u003e• 1 x 200-gram Bromine Cartridge\u003cbr\u003e• Compatible with all FROG Serene systems\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e*Compared to the minimum ANSI recommended chlorine level of 2.0 ppm for a hot tub\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eNote: For optimal results, always use with FROG Sanitizing Minerals (sold separately). Follow manufacturer instructions for proper installation and maintenance.\u003c\/p\u003e","brand":"FROG","offers":[{"title":"Default Title","offer_id":46460674834619,"sku":"Serene Bromine 200-gram Cartridge","price":18.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0269\/2625\/2077\/files\/FrogBromine200g.jpg?v=1739741094"},{"product_id":"frog-serene-mineral-replacement-cartridge","title":"FROG Serene Mineral Replacement Cartridge","description":"\u003cdiv class=\"css-lcd2g5 e178251s14\"\u003e\n\u003ch2 id=\"frog-serene-mineral-replacement-cartridge--hot-tub-water-care-made-simple\" class=\"css-i1mxzp e178251s13\"\u003eFROG Serene Mineral Replacement Cartridge - Compatible with Built-in FROG Inline Hot Tub Systems or FROG Serene Floating Systems\u003c\/h2\u003e\n\u003ch3 class=\"css-i1mxzp e178251s13\"\u003eHot Tub Water Care Made Simple\u003c\/h3\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003eTransform your hot tub experience with the FROG Serene Mineral Replacement Cartridge, your key to crystal-clear, gentle water that's effortlessly maintained. Designed for spas up to 600 gallons, this innovative cartridge works seamlessly with FROG in-Line and FROG Serene Floating Sanitizing Systems.\u003c\/p\u003e\n\u003ch3 id=\"why-youll-love-it\" class=\"css-1o66o5w e178251s12\"\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003eThis pre-filled mineral cartridge pairs with your bromine cartridge (sold separately) to create the perfect water care duo. While bromine tackles contaminants, FROG mineral technology conditions your water for exceptional softness and helps maintain balanced pH levels – all while using up to 50% less bromine than traditional systems.\u003c\/p\u003e\n\u003ch3 id=\"superior-benefits\" class=\"css-1o66o5w e178251s12\"\u003eSuperior Benefits\u003c\/h3\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003e• Gentler on skin, hair, and swimsuits\u003cbr\u003e• Helps maintain balanced pH levels naturally\u003cbr\u003e• Creates softer, more comfortable water\u003cbr\u003e• Lasts a full 4 months or until spa refill\u003cbr\u003e• Pre-filled for hassle-free replacement\u003cbr\u003e• 100% recyclable cartridge\u003c\/p\u003e\n\u003ch3 id=\"perfect-for\" class=\"css-1o66o5w e178251s12\"\u003ePerfect For\u003c\/h3\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003eHot tub owners who want to spend less time maintaining their spa and more time enjoying it. FROG mineral technology works harmoniously with bromine to create a more natural, less chemical-dependent sanitizing system.\u003c\/p\u003e\n\u003ch3 id=\"installation\" class=\"css-1o66o5w e178251s12\"\u003eInstallation\u003c\/h3\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003eInstallation is a snap – simply replace your old cartridge with this new one when your spa needs a refill or after four months of use. No measuring, no mess, no stress.\u003c\/p\u003e\n\u003ch3 id=\"compatibility\" class=\"css-1o66o5w e178251s12\"\u003eCompatibility\u003c\/h3\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003e• FROG Serene Floating System (Formerly known as Spa FROG systems)\u003cbr\u003e• FROG Built in In-Line Systems available on select\u003cspan\u003e Marquis Spas, Artesian, Caldera Spas and Hot Spring Spas\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"css-qffaiu e178251s7\"\u003e\u003cbr\u003e\u003cstrong class=\"css-1dyr6n3 e178251s6\"\u003eNote:\u003c\/strong\u003e FROG Bromine cartridge required for complete sanitizing system (sold separately).\u003c\/p\u003e\n\u003c\/div\u003e","brand":"FROG","offers":[{"title":"Default Title","offer_id":46460684239035,"sku":"01-14-3812","price":38.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0269\/2625\/2077\/files\/FROGSereneMineralCartridge_81fb4762-c65d-4d87-ae6e-e62f4a7ba51d.jpg?v=1739743246"},{"product_id":"spa-frog-serene-bromine-cartridge","title":"Spa Frog Serene Bromine Cartridge","description":"\u003ch1 class=\"font-editorial font-bold first:mt-xs mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-lg leading-[1.5em] lg:text-xl\" id=\"frog-serene-replacement-bromine-cartridge-1-pack\"\u003eFROG Serene Replacement Bromine Cartridge - 1 Pack\u003c\/h1\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"quick-easy-bromine-replacement-for-the-frog-serene\"\u003eQuick, Easy Bromine Replacement for the FROG Serene Floating System\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eKeep your hot tub water clean, clear, and easier to maintain with the FROG Serene Replacement Bromine Cartridge (150 grams, Yellow  Cartridge). Designed for use with the Hot Tub FROG Serene Floating Sanitizing System, this prefilled bromine cartridge helps simplify spa water care by reducing measuring, scooping, and routine chemical guesswork.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThis 1-pack 150 gram replacement cartridge is ideal for hot tub owners who already use the FROG Serene Floating System and need a fresh bromine cartridge to keep their sanitizer system working properly.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"prefilled-cartridge-for-simple-hot-tub-maintenance\"\u003ePrefilled Cartridge for Simple Hot Tub Maintenance\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe FROG Serene bromine cartridge comes prefilled for convenient replacement. Instead of handling loose bromine tablets or manually measuring sanitizer, simply insert the cartridge into the compatible FROG Serene system, adjust the dial for your spa’s needs, and continue regular water care.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe cartridge is designed to work with the FROG Serene mineral cartridge, creating a mineral and bromine sanitizing system that helps keep spa water fresh, comfortable, and easier to manage.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"designed-for-frog-serene-floating-sanitizing-syste\"\u003eDesigned for FROG Serene Floating Sanitizing Systems\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThis replacement bromine cartridge is made for use with the FROG Serene Floating Sanitizing System. The FROG Serene system uses a mineral cartridge and a bromine cartridge that snap into the reusable floating holder, allowing the system to release sanitizer into the hot tub water.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThis cartridge is not a standalone spa sanitizer and should not be used as a universal bromine dispenser. For proper fit and performance, use it with the compatible FROG Serene Floating Sanitizing System and the required FROG Serene mineral cartridge.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"for-hot-tubs-150-to-600-gallons\"\u003eFor Hot Tubs 150 to 600 Gallons\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe FROG Serene Floating System is designed for hot tubs from 150 to 600 gallons. The bromine cartridge can be adjusted to meet the sanitizing needs of your spa based on size, water temperature, bather load, and usage frequency.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eFor best results, test your spa water regularly and follow the manufacturer’s instructions for bromine levels, water balance, dial settings, and cartridge replacement.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"lasts-approximately-2-to-4-weeks\"\u003eLasts Approximately 2 to 4 Weeks\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eEach FROG Serene bromine cartridge typically lasts about 2 to 4 weeks, depending on hot tub size, usage, water temperature, filtration, and dial setting. Replace the cartridge when it is depleted or when your water testing indicates the bromine level is no longer in the recommended range.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eKeeping a replacement cartridge on hand helps prevent interruptions in your hot tub maintenance routine and supports consistent sanitizer delivery.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"helps-support-cleaner-softer-hot-tub-water\"\u003eHelps Support Cleaner, Softer Hot Tub Water\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe FROG Serene system uses FROG minerals and bromine to help destroy bacteria and maintain water quality. When used as directed, the system is designed to reduce bromine use compared with standard bromine routines while still supporting clean, clear, comfortable spa water.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eFor the best soaking experience, balance your water before use, maintain proper filtration, test regularly, and replace the mineral and bromine cartridges according to the manufacturer’s schedule.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"key-benefits\"\u003eKey Benefits\u003c\/h2\u003e\n\u003cul class=\"marker:text-quiet list-disc pl-8\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003e1-pack replacement cartridge:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIncludes one FROG Serene bromine cartridge.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eMade for FROG Serene:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDesigned for use with the Hot Tub FROG Serene Floating Sanitizing System.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003ePrefilled for convenience:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHelps reduce measuring, scooping, and chemical handling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eWorks with FROG minerals:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDesigned to be used with the FROG Serene mineral cartridge.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eFor hot tubs 150 to 600 gallons:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports compatible residential spas in the recommended size range.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eTypical 2 to 4 week cartridge life:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eReplacement timing varies by spa size, usage, temperature, and dial setting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eAdjustable sanitizer output:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDial setting helps match bromine release to your hot tub’s needs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eCleaner, clearer water support:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHelps maintain fresh, comfortable hot tub water with easier routine maintenance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eGreat backup cartridge:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eKeep an extra on hand for uninterrupted FROG Serene system care.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"product-details\"\u003eProduct Details\u003c\/h2\u003e\n\u003cdiv class=\"group relative my-[1em]\"\u003e\n\u003cdiv class=\"sticky top-0 z-10 h-0\" aria-hidden=\"true\"\u003e\n\u003cdiv class=\"w-full overflow-hidden bg-raised border-x md:max-w-[90vw] border-subtlest ring-subtlest divide-subtlest\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"w-full overflow-auto scrollbar-subtle rounded-lg border md:max-w-[90vw] border-subtlest ring-subtlest divide-subtlest bg-raised\"\u003e\n\u003ctable class=\"[\u0026amp;_tr:last-child_td]:border-b-0 my-0 w-full table-auto border-separate border-spacing-0 text-sm font-sans rounded-lg [\u0026amp;_tr:last-child_td:first-child]:rounded-bl-lg [\u0026amp;_tr:last-child_td:last-child]:rounded-br-lg\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\" class=\"border-subtlest p-sm min-w-[48px] break-normal border-b text-left align-bottom border-r last:border-r-0 font-bold bg-subtle first:border-radius-tl-lg last:border-radius-tr-lg\"\u003eField\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"border-subtlest p-sm min-w-[48px] break-normal border-b text-left align-bottom border-r last:border-r-0 font-bold bg-subtle first:border-radius-tl-lg last:border-radius-tr-lg\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eProduct Name\u003c\/td\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eFROG Serene Replacement Bromine Cartridge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003ePack Size\u003c\/td\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003e1 cartridge = 150g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eUPC\u003c\/td\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003e722906005391\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eCompatible System\u003c\/td\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eHot Tub FROG Serene Floating Sanitizing System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eReplacement bromine cartridge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eCartridge Format\u003c\/td\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003ePrefilled bromine cartridge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eCompatible Hot Tub Size\u003c\/td\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003e150 to 600 gallons when used with FROG Serene\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eTypical Cartridge Life\u003c\/td\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eApproximately 2 to 4 weeks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eSanitizer Type\u003c\/td\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eBromine used with FROG sanitizing minerals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eBest Use\u003c\/td\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eRoutine hot tub sanitation and FROG Serene cartridge replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eRequired Companion Product\u003c\/td\u003e\n\u003ctd class=\"border-subtlest px-sm min-w-[48px] break-normal border-b border-r last:border-r-0\"\u003eFROG Serene mineral cartridge and compatible floating holder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"compatibility-and-requirements\"\u003eCompatibility and Requirements\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThis replacement bromine cartridge is intended for use with the Hot Tub FROG Serene Floating Sanitizing System. It should be used with the compatible FROG Serene mineral cartridge and reusable floating holder.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eBefore installation, make sure your hot tub water is properly balanced. Follow all manufacturer instructions for inserting the cartridge, setting the dial, testing bromine levels, maintaining pH and alkalinity, shocking the spa, and safely handling spa chemicals.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eDo not use this cartridge as a loose bromine tablet substitute or universal spa dispenser. Confirm that your system is the FROG Serene Floating Sanitizing System before purchase.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"frequently-asked-questions\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-base first:mt-0\" id=\"what-is-the-frog-serene-replacement-bromine-cartri\"\u003eWhat is the FROG Serene Replacement Bromine Cartridge used for?\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eIt replaces the bromine cartridge in the Hot Tub FROG Serene Floating Sanitizing System and helps sanitize spa water when used with the FROG Serene mineral cartridge.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-base first:mt-0\" id=\"how-many-cartridges-are-included\"\u003eHow many cartridges are included?\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThis item includes 1 prefilled FROG Serene bromine cartridge.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-base first:mt-0\" id=\"what-hot-tub-system-is-this-cartridge-compatible-w\"\u003eWhat hot tub system is this cartridge compatible with?\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThis cartridge is designed for use with the Hot Tub FROG Serene Floating Sanitizing System.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-base first:mt-0\" id=\"what-hot-tub-size-is-frog-serene-designed-for\"\u003eWhat hot tub size is FROG Serene designed for?\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe FROG Serene Floating System is designed for hot tubs from 150 to 600 gallons.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-base first:mt-0\" id=\"how-long-does-one-bromine-cartridge-last\"\u003eHow long does one bromine cartridge last?\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eOne FROG Serene bromine cartridge typically lasts about 2 to 4 weeks depending on hot tub size, use, temperature, filtration, and dial setting.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-base first:mt-0\" id=\"does-this-cartridge-work-by-itself\"\u003eDoes this cartridge work by itself?\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eNo. This bromine cartridge is designed to work as part of the FROG Serene system with the FROG Serene mineral cartridge and floating holder.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-base first:mt-0\" id=\"is-this-cartridge-prefilled\"\u003eIs this cartridge prefilled?\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eYes. The cartridge is prefilled to help make replacement quick and easy.\u003c\/p\u003e\n\u003ch2 class=\"font-editorial font-bold mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end text-base first:mt-0\" id=\"when-should-i-replace-the-cartridge\"\u003eWhen should I replace the cartridge?\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eReplace the cartridge when it is depleted or when water testing shows the bromine level is no longer in the recommended range.\u003c\/p\u003e","brand":"Hot Tub Pirate","offers":[{"title":"Default Title","offer_id":47459297657019,"sku":"01-14-3824","price":15.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0269\/2625\/2077\/files\/SpaFrogSereneBromineCartridge.jpg?v=1771266749"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0269\/2625\/2077\/collections\/FROG_Serene_Cartridges.png?v=1777971113","url":"https:\/\/hottubpirate.com\/collections\/frog-serene.oembed","provider":"Hot Tub Pirate","version":"1.0","type":"link"}