Stark 8 Inch 3-Way Backwash Valve With Flanges - Gray length_20 Feet Shaft Seal and Seal Plate

Shaft Seal and Seal Plate O-Ring

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

Depending on the type of pool and body of water

The corrugated construction keeps pleats separated and enhances efficiency

This is a 2 inch Aluminum Female Coupler and Hose Shank (Polished Hose Barb)

Stark 8 Inch 3-Way Backwash Valve With Flanges - Gray length_20 Feet Shaft Seal and Seal PlateThis is a Paragon Stark 8 Inch 3 Way Backwash Valve without Flanges in Gray. The Stark valves are designed specifically for the Paragon Pentair Stark Series Commercial Sand Filters. These backwash valves are corrosion resistant and available in 2 way and 3 way models as well as various sizes.