Crystal Quest Water Filter Housing Cap for Crystal Quest water filter housings. Will fit under sink and Budget Whole House Crystal Quest Water Filters.
10"x2.5" cap will fit under sink systems.
20"x2.5" cap will fit budget whole house systems, CQE-WH-01101, CQE-WH-01102 and CQE-WH-01103.
20"x5" cap will fit Big Blue whole house systems, CQE-WH-01104, CQE-WH-01105 and CQE-WH-01106, CQE-WH-01107, CQE-WH-01108 and CQE-WH-01109.