If your filter’s valve handle is hard to shift
Clean the cartridge whenever system pressure rises 8–10 psi above the clean starting pressure
Always verify hose size and cleaner model before purchasing
Rinse tracks with fresh water after each cleaning cycle to remove chlorine
Construction: Stainless steel face ring and shell for corrosion resistance in wet environments
Pentair DE Multiport Valve, 2" Side Mount | 261152 Pool Pump Motors If your filter’s valve handlePentair 261152 Multiport Valve 2 Threaded Side Mount Part Number: 261152 Description A genuine OEM multi port valve assembly designed for use on 2 threaded side mount DE filters including the Pentair FNS, FNS Plus and Nautilus Plus series. Provides all standard positions (Filter, Backwash, Rinse, Waste, Closed, Recirculate) including a Winterizing setting. Compatibility & Fitment Fits Pentair sidemount DE filters such as FNS, FNS Plus and Nautilus