SMC (6540090) 815 Series Brass Check Valve ; 1/2" FNPT x 1/2" FNPT BUNA 10 inch x 2.5 inch Filters2750 this system installs at the

this system installs at the main water line to protect downstream fixtures

5 inch Big Blue housings

this 20" x 2

Manufacturer Aries Filter Works Model Number AF-20-3610 Dimensions 20 inches x 2

pair with a sediment pre-filter to remove particulate iron before the Poly Guard® stage

SMC (6540090) 815 Series Brass Check Valve ; 1/2" FNPT x 1/2" FNPT BUNA 10 inch x 2.5 inch Filters2750 this system installs at theSMC 6540090 815 Series Brass Check Valve with BUNA Seal 1 2" FNPT threaded brass check valve prevents backflow in residential and commercial water filtration systems Brass Construction BUNA Seals 1 2" FNPT Ports 815 Series The SMC 815 Series brass check valve uses a BUNA elastomer seal to maintain one way flow in pressurized water lines. Threaded 1 2" female NPT ports on both inlet and outlet make installation straightforward in reverse osmosis