SMC (6850090) 685 Series PVC NSF Check Valve ; 1/2"FNPT x 1/2"FNPT Buna - Pack of 2 PFR402Q-800 ✓ Twist Tap In-Head Valve

✓ Twist Tap In-Head Valve ✓ 10 Micron Carbon Block ✓ 1000 Gallon Capacity ✓ Chlorine & Odor Reduction

and most common water treatment chemicals

The 20 gallon capacity suits households with moderate to high water demand

or chlorine removal performance declines

SMC (6850090) 685 Series PVC NSF Check Valve ; 1/2"FNPT x 1/2"FNPT Buna - Pack of 2 PFR402Q-800 ✓ Twist Tap In-Head ValveSMC 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