O-Ring Set for Big Blue & Clear Housing 20'' or 10'' with input 3/4'', 1'', 1.5'' (housing sold separately)(set of 3)

Sale price$29.95 USD

3 O-Ring
for Big & Compact Blue and Clear Housings

O-rings should be replaced when changing the filter cartridge to avoid possible water leakage.

For Housing Sets: Big Trio or CB3 Filter Bundle