ClearSpa 104 Crystal Shock - 2 lb mineral 5% sodium hypochlorite solution for

5% sodium hypochlorite solution for use in the treatment of water in swimming pools and hot tubs

Minerals help maintain pH levels

Easy-read single color matching

(Ensure that filter is not in spa

You'll use up to 75% less chlorine

ClearSpa 104 Crystal Shock - 2 lb mineral 5% sodium hypochlorite solution forClear Spa Crystal Shock Oxidizer Crystal Shock Oxidizer is a non chlorine shock that keeps water crystal clear. It works by removing contaminants such as oils, organic waste, ammonia, sweat, urine and more to ensure your water remains crystal clear and odor free. Non chlorine oxidizers increase the effectiveness of bromine or chlorine in spa water by removing the contaminants that deplete your sanitizer levels. These contaminants are also the cause of