Pentair Pentek 150235 Big Blue Filter Housing, 1 1/2" NPT #20 Whole House Heavy Duty Water Filter Housing with High-Flow Polypropylene (HFPP) Cap and Pressure Relief Button, 20-Inch, Black/Blue

Pentair Pentek Big Blue Heavy Duty Filter Housings offer the versatility to meet all of your large-capacity filtration needs, including highflow and heavy-sediment applications. The extra large housing allows for greater cartridge capacity, reducing the number of vessels required for high flow-rate applications. Sumps are available in both 10" and 20" lengths. The High-Flow Polypropylene (HFPP) cap is available with 3/4", 1" or 1-1/2" NPT inlet and outlet ports. The 1-1/2" internal port allows a greater volume of liquid to pass through the HFPP cap more rapidly. Big Blue Housings are compatible with a broad range of chemicals and are available with or without a pressure relief button. They accept a wide variety of 4-1/2" diameter cartridges.

• OFFERS THE VERSATILITY TO MEET ALL OF YOUR LARGE-CAPACITY FILTRATION NEEDS, including high-flow and heavy-sediment applications
• FITS ALL Pentair Pentek 20" Big Blue cartridges and any 20" x 4.5" heavy duty filter cartridge
• EXTRA LARGE HOUSING allows for greater cartridge capacity, reducing the number of vessels required for high flow-rate applications
• PRESSURE RELIEF BUTTON ON CAP for easy cartridge changes
• 1 1/2" NPT INLET AND OUTLET PORT on high-flow polypropylene (HFPP) cap