Description
GLB Super Charge Pool Shock for Super-Chlorination
GLB Super Charge is a granular calcium hypochlorite pool shock made for super-chlorination treatments. It helps kill bacteria, control algae and destroy organic contaminants in swimming pool water. Its 68% active Cal Hypo formula provides a straightforward shock treatment for chlorine and saltwater chlorine pools.
The 1 lb bag suits a single labeled treatment for 10,000 gallons. It is a practical size for a pool owner who wants one measured bag on hand.
Granular Cal Hypo Shock for Pool Water
GLB Super Charge is a granular pool shock oxidizer containing 68% active calcium hypochlorite. It is designed especially for super-chlorination treatments.
It helps kill bacteria, control algae and destroy organic contaminants in pool water.
GLB Super Charge Shock Dosage
The label directs users to add 1 lb per 10,000 gallons of pool water. Scatter the required amount directly over the pool water surface, and add the total required amount at one time.
Check water balance and chlorine levels with a reliable test kit, and follow the directions and precautions on your container.
Chlorine and Saltwater Pool Compatibility
Super Charge is compatible with chlorine pools and saltwater chlorine pools. It is a chlorine-based oxidizer and is not for biguanide (PHMB) pools.
Do not use this product in a feeder or floater. Do not mix it with other chemicals.
Choosing Between Super Charge and SuperSonic
Both GLB Super Charge and GLB SuperSonic are granular Cal Hypo pool shocks. Super Charge is 68% Cal Hypo and SuperSonic is 73% Cal Hypo.
Use the product label to select and apply a shock treatment. The product details reviewed here do not specify a reason to choose one formula over the other.
Key Features and Benefits
- 68% Active Cal HypoGranular calcium hypochlorite formula for pool super-chlorination treatments.
- Shock TreatmentDesigned to help kill bacteria, control algae and destroy organic contaminants.
- Clear Dose GuidanceThe label directs 1 lb per 10,000 gallons of pool water.
- Chlorine Pool CompatibleCompatible with chlorine pools.
- Saltwater Chlorine CompatibleCompatible with saltwater chlorine pools.
- Multiple Package SizesChoose a 1 lb bag, a store-assembled 12-pack, a 25 lb container or a 100 lb container.
Product Details
| Product Detail | Information |
|---|---|
| Brand | GLB™ |
| Product Name | Super Charge 68% Cal Hypo Pool Shock |
| Size | 1 lb |
| Manufacturer Part Number | 71428A |
| UPC | 785336714288 |
| For Use In | Swimming pools |
| Product Type | Cal Hypo granular shock oxidizer |
| Form | Granules |
| Active Ingredient | Calcium hypochlorite, 68% active |
| Available Chlorine | Not specified in reviewed product details |
| Dosage | 1 lb per 10,000 gallons |
| Stabilized (CYA) | Not specified in reviewed product details |
| Wait to Swim | Not specified in reviewed product details |
| Compatible With | Chlorine pools and saltwater chlorine pools |
| Not For | Biguanide (PHMB) pools; do not use in a feeder or floater |
| Ideal Water Balance | pH 7.2–7.6; total alkalinity 60–120 ppm; calcium hardness above 200 ppm |
| Storage | Keep dry in a tightly closed container in a cool, dry, well-ventilated area. Keep away from heat and open flame. |
| Shipping Note | Oxidizer; ships ground only where permitted |
| Shipping Weight | About 1.2 lb |
How to Use
- Check water balance: Use a reliable test kit to check pH, total alkalinity and calcium hardness; adjust as needed according to the directions for each product.
- Confirm the pool is not in use: Use Super Charge only when the pool is not in use; the label warns it produces a temporarily high chlorine level.
- Measure the dose: Use 1 lb per 10,000 gallons of pool water, following the label for the total amount required.
- Apply directly to pool water: Scatter the granules directly over the pool water surface. Add the total required amount at one time.
- Test before re-entry: The label prohibits re-entry when chlorine is above 4 ppm. Test the water and follow the full container label.
- Maintain chlorine between applications: The label directs users to maintain a 1.0–1.5 ppm chlorine residual between applications.
Important Compatibility and Safety Notes
Compatible with Chlorine and Saltwater Chlorine Pools
Super Charge is compatible with chlorine pools and saltwater chlorine pools. It is a chlorine-based oxidizer and is not for biguanide (PHMB) pools. Do not use it in a feeder or floater, and never mix it with other chemicals.
Safety First
DANGER: This concentrated oxidizer can cause severe eye damage and skin burns and may be fatal if swallowed. Wear protective gloves and eye protection when handling. Keep the product dry; moisture or contact with other materials can cause dangerous reactions, heat, fire or toxic gases. Never mix it with other chemicals, especially other chlorine products. Add only to pool water as directed; do not use in a feeder or floater. Store tightly closed in a cool, dry, well-ventilated area away from heat and open flame. Keep out of reach of children and pets, and always read and follow the full label directions and precautions on your container.
Why Choose GLB Super Charge?
GLB Super Charge provides a labeled Cal Hypo dose for super-chlorination pool treatments. Its granular formula is intended to help kill bacteria, control algae and destroy organic contaminants, with compatibility for chlorine and saltwater chlorine pools.
Ideal For
- Pool owners looking for a granular Cal Hypo shock treatment
- Chlorine pools needing a super-chlorination treatment
- Saltwater chlorine pools
- Shoppers who want a label dose of 1 lb per 10,000 gallons
- Pools where bacteria, algae or organic contaminants are treatment concerns
Shop more GLB pool care and pool shock at HotTubPirate.com.
Frequently Asked Questions
What is GLB Super Charge Shock?
GLB Super Charge is a granular pool shock oxidizer with 68% active calcium hypochlorite, designed for super-chlorination treatments.
How much GLB Super Charge do I add per 10,000 gallons?
The label directs users to add 1 lb per 10,000 gallons of pool water; follow your container label.
What does GLB Super Charge treat?
It helps kill bacteria, control algae and destroy organic contaminants in pool water.
Can I use GLB Super Charge in a saltwater pool?
Yes, Super Charge is compatible with saltwater chlorine pools.
Can I use this shock in a biguanide pool?
No, chlorine-based products such as Cal Hypo shock are not for biguanide (PHMB) pools.
When should I add GLB Super Charge?
The label says to use the product only when the pool is not in use; an evening application time is not specified in reviewed product details.
How long should I wait before swimming?
A fixed wait time is not specified in reviewed product details. The label prohibits re-entry when chlorine is above 4 ppm, so test the water and follow the full container label.
What percentage of available chlorine does GLB Super Charge have?
GLB specifies 68% active calcium hypochlorite; an available-chlorine percentage is not specified in reviewed product details.
How is Super Charge different from GLB SuperSonic?
Super Charge is 68% Cal Hypo and SuperSonic is 73% Cal Hypo; consult each product's label for its directions.
What sizes of GLB Super Charge are available?
The listed options are a 1 lb bag, a store-assembled pack of 12 individual 1 lb bags, a 25 lb container and a 100 lb container.
How many 10,000-gallon treatments are in one 1 lb bag?
At the label dose of 1 lb per 10,000 gallons, one 1 lb bag provides one treatment for 10,000 gallons.

