No need to drain the pool due to high cyanuric acid when you have the Bio-Active Cyanuric Acid Reducer Powder for Swimming Pools. This acid reducer naturally reduces your pool's acid levels by up to 50 percent. Eliminate chlorine-lock due to high cyanuric acid levels, and allow sanitizers to effectively clean the pool with this acid reducer powder. The powder is non-polluting, and leaves no residue, giving you peace of mind the pool is safe and clean. Advanced biocatalyst technology reduces acid by disintegrating it on a molecular level without a harsh smell, and causes no adverse effects on the pool. The reducer is recommended for pools with a 50,000-gallon water capacity. This pool chemical is suitable for outdoor commercial and residential pools for maximum versatility. Naturally and rapidly reduce the cyanuric acid in your pool for a safer and cleaner swimming experience with the Bio-Active Cyanuric Acid Reducer Powder for Swimming Pools.