Description
Fast-acting chlorine for cleaner, clearer spa water
SpaPure Chlorinating Granules help sanitize and disinfect hot tub water with a concentrated, quick-dissolving chlorine formula. Use them for routine maintenance or to shock spa water, following the directions on your container.
The 1 lb bottle is a compact size for hot tub owners who want SpaPure Chlorinating Granules on hand for routine care. Follow the container label for the amount and use instructions.
Support clean, fresh spa water
Chlorinating Granules provide chlorine for spa water sanitation and disinfection. Regular use can help maintain sanitizer levels and water clarity.
Dissolves quickly for convenient maintenance
The concentrated granules are described as quick-dissolving and totally soluble. SpaPure presents the product as an all-in-one option for maintenance.
For routine sanitizing or a shock treatment
Use the product for small-dose sanitizing and disinfecting, or for shocking spa water to maintain it or resolve water issues. Follow your container label for the amount and application directions.
Keep water balance in view
SpaPure advises maintaining chlorine residuals between 1–3 ppm and pH between 7.2–7.6. Check your water regularly with a suitable test kit and follow the full container instructions.
Key Features and Benefits
- Concentrated chlorineA concentrated formula for spa water sanitizing and disinfecting.
- Quick dissolvingThe granules are described as quick-dissolving and totally soluble.
- Routine maintenanceAn all-in-one product for maintaining spa water.
- Sanitizes and disinfectsSmall doses are intended to sanitize and disinfect spa water.
- Shock treatmentUse to shock water for maintenance or to address water issues, following the label.
- Supports water clarityRoutine use can help maintain sanitizer levels and water clarity.
Product Details
| Product Detail | Information |
|---|---|
| Brand | SpaPure® |
| Product Name | Spa Chlorinating Granules for Hot Tubs |
| Size | 1 lb |
| Manufacturer Part Number | C002311-CS20P5 |
| UPC | 025551710093 |
| For Use In | Spas and hot tubs |
| Product Type | Chlorinating sanitizer |
| Form | Granules |
| Active Ingredient(s) | Sodium dichloro-s-triazinetrione (sodium dichlor), 90–100% |
| Dosage | Not specified in reviewed product details |
| Purpose/Treats | Sanitizes and disinfects spa water; can be used to shock water for maintenance or to resolve issues. |
| Treats/Coverage | Not specified in reviewed product details |
| Compatible With | Not specified in reviewed product details. Chlorine products are not for biguanide/PHMB spa systems. |
| Storage | Keep away from heat, sparks, open flames, hot surfaces, clothing, and other combustible materials. |
| Hazard | GHS: oxidizing solid class 2; harmful if swallowed; causes skin irritation and serious eye irritation; very toxic to aquatic life. |
| Shipping Weight | About 1.3 lb |
How to Use
- Read the container: Read the full container instructions before using the product; the label provides the complete directions.
- Test your spa water: Use a proper test kit to check sanitizer levels and water balance.
- Check pH: Maintain pH between 7.2 and 7.6, as directed by SpaPure.
- Use as directed: Follow the container label for the amount and application method. A specific dosage is not provided in the reviewed product details.
- Maintain chlorine residual: Keep chlorine residuals between 1 and 3 ppm.
- Continue regular testing: Test the water routinely and follow the container directions for maintenance or shock use.
Important Compatibility and Safety Notes
Compatibility and use notes
This is a chlorine-based spa product. Do not use chlorine products in biguanide/PHMB spa systems. Compatibility with other sanitizers, equipment, and surfaces is not specified in reviewed product details. Keep the product away from combustible materials and do not mix it with other chemicals.
Safety First
This product is an oxidizer and may intensify fire. Keep it away from heat, sparks, open flames, hot surfaces, clothing, and combustible materials. Avoid breathing dust and avoid release to the environment. Wear protective gloves, protective clothing, and eye or face protection; wash exposed skin thoroughly after handling. Do not eat, drink, or smoke while using it. If swallowed, rinse the mouth and contact a poison center or doctor if you feel unwell. If it gets in the eyes, rinse cautiously with water for several minutes. Keep out of reach of children and pets, and always read and follow the full label directions and precautions on your container.
Why Choose SpaPure Chlorinating Granules?
SpaPure Chlorinating Granules offer a concentrated, quick-dissolving chlorine option for hot tub sanitizing and shock use. The product is designed for routine spa maintenance, with stated chlorine residual and pH ranges to guide water care.
Ideal For
- Hot tub owners seeking a chlorine sanitizer
- Spa owners who want a granulated product
- Routine spa water maintenance
- Spa owners who need a chlorine shock option
- Owners who test water regularly and follow container directions
Frequently Asked Questions
What are SpaPure Chlorinating Granules used for?
They are used to sanitize and disinfect spa water and can also be used to shock water for maintenance or to resolve issues.
How much should I add to my hot tub?
Not specified in reviewed product details. Read and follow the directions on your container.
What chlorine residual should I maintain?
SpaPure advises maintaining chlorine residuals between 1 and 3 ppm.
What pH range should I maintain?
SpaPure advises maintaining pH between 7.2 and 7.6.
Do the granules dissolve quickly?
The product is described as quick-dissolving and totally soluble.
Can I use this in a biguanide/PHMB spa?
No. Chlorine products are not for biguanide/PHMB spa systems.
How long should I wait before using the spa?
Not specified in reviewed product details. Follow the full directions on your container.
What is the active ingredient?
The active ingredient is sodium dichloro-s-triazinetrione (sodium dichlor), 90–100%.

