BB 20" Housing W306H

BB 20" Housing W306H is a heavy-duty Big Blue filter housing designed for high-capacity water filtration in whole house and light commercial applications. Built to accommodate 20" x 4.5" filter cartridges, it provides extended contact time and higher dirt-holding capacity for improved filtration performance. Featuring 1-inch inlet and outlet ports, it supports strong flow rates with minimal pressure drop, making it ideal for systems requiring reliable, high-volume water filtration using sediment or carbon filters.