3M Purification, CFS22B1.0, (5639206) High Flow Filter Housing, up to 45 gpm, 1" pipe connection, 20" long, includes: filter wrench, mounting bracket kit, & O-ring lubricant kit, for use with cold water, filter not included, please select according to application, housing is certified by IAPMO R&T, Certified by IAPMO R&T to NSF certified/ANSI 42 Materials Safety and Structural Integrity