Harmsco ST/6 Spa Filter Cartridge - 6 Square Feet filter-length_16 1/9 inches 040 mil Styrene Plastic and

040 mil Styrene Plastic and is designed to designate a that specific lane is closed

The K-1826 Kit tests for Hydrogen Peroxide using a drop test system and iodometric 3/4 oz

these PVC wafer style valves have excellent flow characteristics and provide a clear indication of disc position

The tread is constructed of 304 stainless steel and is sold without hardware

Harmsco ST/6 Spa Filter Cartridge - 6 Square Feet filter-length_16 1/9 inches 040 mil Styrene Plastic andThis is a Harmsco SuperTuf Replacement Filter Cartridge for Betterfilter Cartridge Filters. This filter has 6 square feet of filter area. Harmsco SuperTuf Polyester Plus cartridges offer superior water clarity, polish, and sparkle for your swimming pool water. Heres why: Polyester Plus, a technical media exclusive to Harmsco, Inc., filters from 20 microns down to between 3 5 microns. This offers you the finest filtration available as fine as