Defend these extended release calcium hypochlorite

these extended release calcium hypochlorite tablets use a proprietary slow-dissolving Cal Hypo technology

Reduces Chlorine loss caused by the UV rays of the sun

stains and rust caused by minerals in the water

Our calcium increaser for pools is easy-to-use

or 1-1/2 in

Defend these extended release calcium hypochloriteThis unique blend of organic polymers in our hot tub descaler is designed to prevent scale formation, aid in the removal of existing scale and help prevent precipitation of dissolved solids. Defend hot tub descaler is compatible with all sanitizers Removes scale and helps prevent precipitation of dissolved solids for beautifully clean results Defends against scale formation using a unique blend of organic polymers for soothing, mineral free spa water