SMC (6850090) 685 Series PVC NSF Check Valve ; 1/2"FNPT x 1/2"FNPT Buna - Pack of 2 F531411 Solid construction reduces potential leak

Solid construction reduces potential leak points

5 gpm average draw

Reduces Chlorine Taste & Odor

Membrane Replacement

This single all-in-one cartridge combines sediment

SMC (6850090) 685 Series PVC NSF Check Valve ; 1/2"FNPT x 1/2"FNPT Buna - Pack of 2 F531411 Solid construction reduces potential leakSMC 685 Series PVC NSF Check Valve (6850090) Pack of 2 Prevent backflow in your RO system with reliable 1 2" FNPT check valves built to NSF standards NSF Certified PVC Body Buna Seal Pack of 2 The SMC 6850090 check valve is a simple, critical component that prevents reverse water flow in your filtration system. This NSF certified valve features durable PVC construction with a Buna N seal, designed for reliable one way flow control in residential and