Pool Mate 1-2701SPA-02 Liquid Filter Cleaner for Spas and Hot Tubs (2 Pack), 1 Quart

Pool Mate Spa Filter Clean & Clear improves filter life and efficiency. Filter Clean & Clear is designed to cleanse suntan oil and grease, as well as scale and mineral deposits from spa filters. Filter Clean & Clear works with Cartridge, Sand and D.E. filters. This liquid filter cleaner greatly improves filter life and efficiency. It is specially made to cleanse suntan oil, and grease as well as scale and mineral deposits from pool and spa filters of all types: cartridge, sand, and D.E. Regular use of this product will assure proper filtration. When preparing or using this product, take care not to splash, drip or use on surfaces such as ceramic tile, linoleum, formica brand counter surfaces, carpeting, etc. as etching or discoloration of these surfaces may take place. This product is intended only for use as a spa filter cleaner. DIRECTIONS FOR SAND FILTERS: Turn off inlets and outlets for all chemical feeders. Close main drain and place filter in backwash position. Slowly add one quart of this product through strainer while backwashing. This product can also be added through the sand fill port. Run filter until product begins to come out of the backwash water or until the product is seen through a filter viewing cell. Soak filter for 30 to 60 minutes. After soaking, backwash filter until water comes out clean and foam clears. Reverse procedure and start normal filter operation. For sand filters containing more than 300 pounds of sand, add two quarts of this product. DIRECTIONS FOR CARTRIDGE FILTERS: Stop filter operation. Bleed off excess pressure through the filter safety valve. Open filter unit, remove cartridge from filter, and rinse excess loose dirt with a water hose from top to bottom. Place cartridge into a bucket and add 1 quart of this product and 5 gallons water. Make sure filter unit is completely covered by the cleaner. Soak 30 to 60 minutes. After soaking, rinse with hose at maximum pressure to remove excess filter cleaner or until foam residue is com