Description
When algae starts getting out of hand, turn to the fast-acting Calcium Hypochlorite chlorine granules pool shock! The 68% Calcium Hypochlorite active ingredient is very effective at killing and deactivating harmful contaminants such as bacteria, algae and other microorganisms. With 65% minimum available chlorine, Cal-Hypo (Calcium Hypochlorite) will provide you with the sanitizing power you need to keep your swimming pool or spa water crystal clear and safe for your swimmers. Economically priced and packaged in 1lb bags to shock your pool or spa at your convenience. The non-stabilized formula is great for super shocking your water or everyday routine dosages, without the need to contain cyanuric acid.
