Check the listing for details. Poolife Stabilizer and Conditioner ( 4 lb ). Condition: New. Listed at 29.99 USD. Poolife Stabilizer & Conditioner 4 lb - Single Bag Part #62110 DescriptionPoolife Stabilizer & Conditioner raises the cyanuric acid (CYA) level of your pool. To prevent the sun from breaking down your chlorine a CYA level of 20-50ppm is recommended.Dosage1 lb per 10,000 gallons of water will raise CYA level by 10ppm.DirectionsBefore Adding this Product:Clean and backwash the filter.Adjust the free available chlorine level to 1-4 ppm with Poolife chlorinating product. Follow label directions on that product.Measure the stabilizer (cyanuric acid) concentration with a Poolife deluxe 6-way Test Kit. The ideal range is 20-50 ppm. The chlorine is not as effective is th range is above 100 ppm.Add 1 lb per 10,000 gallons to raise stabilizer 10 ppm.How to add this Product:Turn on the circulation pump.Add the correct dose of this product slowly to the skimmer.Leave the circulation pump running and Do Not backwash for 48 hours. IngredientsCyanuric Acid: 98.5%, Constituents ineffective as adjuvants: 1.5% An RMA/RGA is required to return any item Buyer pays all return shipping If you have any questions, please contact Clearview Fireplace and Patio We would be happy to help