SMC (6850090) 685 Series PVC NSF Check Valve ; 1/2” FNPT x 1/2" FNPT Buna 20 inch x 4.5 inch Big Blue Filters2700 Blue & White Quick Loc

Blue & White Quick Loc adapters ensure compatibility with standard pipe threading

Up to 99% chlorine removal

5" inline filter cartridge that combines granular activated carbon with 3 oz

The 16-inch diameter footprint fits most mechanical rooms and utility closets where under-sink tanks are impractical

SMC (6850090) 685 Series PVC NSF Check Valve ; 1/2” FNPT x 1/2" FNPT Buna 20 inch x 4.5 inch Big Blue Filters2700 Blue & White Quick LocThe SMC 6850090 from the 685 Series is a PVC check valve rated for potable water systems, featuring 1 2" female NPT connections on both ends and a Buna N seal. This NSF certified component prevents backflow in residential and light commercial reverse osmosis systems, ensuring one way flow protection where you need it. SPECIFICATIONS SMC 685 Series Check Valve Technical Details Model Number SMC 6850090 Series 685 Series Body Material PVC (Polyvinyl