Hydronamic (CV18S-MxM) Check Valve - 1/8" MNPT x 1/8" MNPT 20 inch x 4.5 inch Big Blue Filters2074 and Big Clear filter housings

and Big Clear filter housings

or cracking that could affect regeneration performance

or discoloration detected Maintenance System Compatible with Pro Easy Feeder for automatic dosing NSF Certification NSF/ANSI Standard 60 for drinking water additives

Insert the AF-10-3695-BB cartridge into the housing

Hydronamic (CV18S-MxM) Check Valve - 1/8" MNPT x 1/8" MNPT 20 inch x 4.5 inch Big Blue Filters2074 and Big Clear filter housingsHydronamic CV18S MxM 1 8" MNPT Check Valve Precision engineered stainless steel check valve prevents backflow in compact water treatment systems 303 Stainless Steel 1. 0 PSI Cracking Pressure Multiple O Ring Options Up to 0. 84 GPM The Hydronamic CV18S MxM check valve uses 303 stainless steel construction to prevent reverse flow in pressurized water lines. The 1 8" male NPT connections on both ends fit directly into compact filtration assemblies,