GLB Supersonic 73% Cal Hypo Granular Chlorine Shock Size:1 lb heavy rain or wind

heavy rain or wind

water conditioner

Use this cell to plug one end of your salt cell while you clean it with muratic acid

– Add 1 lb

Uses CleverClean technology and an internal gyroscope to scan the pool and ensure complete coverage while avoiding obstacles

GLB Supersonic 73% Cal Hypo Granular Chlorine Shock Size:1 lb heavy rain or windSuperSonic sanitizes, clarifies, fights algae and wont overstabilize pool water. Its safe for use on all pool surfaces and leaves no residue. Contains 73% available chlorine. Add 1 lb. per 10,000 gallons directly to the pool. For best results, add during the evening hours. Compatible with chlorine and salt water chlorine sanitizing systems.