HTH Spa Clear Chlorinating Sanitizer Granule is a fast-acting and quick-dissolving routine chlorinator designed to effectively destroy bacteria and maintain clean, clear spa water. With 45% available chlorine, this granule sanitizer ensures efficient chlorination for a safe and enjoyable spa experience. The product comes in a convenient 2-pound bottle, making it easy to handle and store while providing reliable sanitation for your spa. Model Number: 86230