3M™ Drop–in style large diameter prefilter housing, Model CFS22 uses cartridges CFS210–2 for particulate reduction, CFS214–2 for coarse particulate reduction, or CFS215–2 for particulate and chlorine taste and odor reduction. The housing includes a mounting bracket and filter wrench. Cartridges and pressure gauges sold separately.

• Large diameter opaque housing for point–of–entry applications
• Built – in pressure relief button relieves internal pressure for convenient cartridge change–outs
• 1" inlet and outlet connections
• Uses cartridges CFS210–2 (for particulate reduction), CFS214–2 (for coarse particulate reduction), or CFS215–2 (for particulate and chlorine taste and odor reduction)