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. 68% Active Ingredient Calcium Hypochlorite pool shock treatment 1lb bags have 68% active ingredient to provide a strong, concentrated sanitization for your water. With 65% minimum available chlorine and 35% calcium, you are always guaranteed to break down algae, bacteria, and other organic contaminants. Great For Pool and Spa Use Our 1lb bags of Calcium Hypochlorite make it easy for you to shock your pool or spa when you need to. In The Swim Cal-Hypo comes in 6 to 24 packs, for if you prefer shocking once a week or even once every day. Don't settle for anything less when looking for a pool shock to effectively treat pool problems like algae blooms and swimming accidents fast. As the chlorine dissolves in the water, it forms hypochlorous acid which is what kills and eradicates algae and bacteria. One pound of In The Swim Pool Shock will raise free chlorine levels in a clean and balanced pool to 9 ppm, per 10,000 gallons of pool water. Pools with excessive debris, algae, suspended particles or heavy sunlight will need a proportionally higher dose of pool shock, to compensate for such factors. A double or triple dose is often required for poor water conditions such as spring openings, bacteria contamination, or
- 12 x 1 pound bags
- Powerful and effective chlorinated shock treatment
- Provides a quick chlorine boost when fast-action is needed
- Contains 68% Calcium Hypochlorite for fast-acting oxidation, Dosage: 1 lb. per 10,000 gallons
- Special Shipping Information: This product may not be available for 1 or 2 day shipping due to federal regulations that require it to ship via ground ship methods only. This product can only be shipped within the 48 contiguous states.