10″ x 4.5″
This fit all big blue filter housing
PurePro Pro-Series CTO Carbon Filters, Replacement Filters For WF-10 , WF-20
10″ Big Blue Carbon Block CTO-104505
$28.00
Compare10″ x 4.5″
This fit all big blue filter housing
$28.00
Compare10″ x 4.5″
This fit all big blue filter housing
10″ x 4.5″
This fit all big blue filter housing
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