Pentair, #20 Big Blue Filter Housing, 1-Inch FPT, Black Cap, Blue Sump, W/O PR

Pentair Big Blue #20 filter housing with 1-inch FPT connections, a black cap, blue sump, and no pressure relief. The Pentair spec sheet lists maximum dimensions of 23.22 x 7.45 inches and an initial pressure drop of 1 psi at 15 gpm.

NSF component listed. This designation applies to the housing component and does not certify a complete filtration system. Select compatible 4.5-inch x 20-inch cartridges and follow the manufacturer's installation guidance.