4.5" (Big Blue) Housing, 10 in, w/ Pressure Relief

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Whole house water filter housing with pressure relief fits standard 4.5"x10" ("Big Blue") Cartridges.


  • Quick and easy to install with a clear housing for monitoring the water filter cartridge.
  • Large capacity is ideal for high flow applications with minimal pressure drop
  • Increased time between filter changes
  • 3/4" inlet/outlet for instalation in cold water line
  • Integrated pressure relief for easy cartridge
  • The dynamically sealing, self-cleaning o-ring prevents leaks and clogging.