Big Blue Whole Filter Housing
Twin big blue whole house filter set for standard 20″ x 4.5″ filter cartridges, filter housings are used with cartridges that measure approx. 20″ x 4.5″, includes wall bracket and housing wrench.
* Suits Standard size 20″ x 4.5″ filters
* 1″ inlet and outlets
* Low pressure drop
* Outstanding performance