Pentek 150166, 20″ Filter Housing with 3/4″ Ports and Valve-in-Head (Accepts 20″ x 2.5″ Cartridges)


  • 3/4″ FNPT Connections
  • Accepts 20″ X 2.5″ Cartridges
  • Pressure Rating to 125 PSI
  • NSF Certified
  • Shut-Off Valve in Head
  • Housing Includes Cap, Sump and O-Ring Only
  • Mounting Hardware and Wrench Sold Separately

Reinforced polypropylene housings have excellent chemical resistance and are ideal for many residential, commercial and industrial applications. Clear sumps offer on-site examination of the cartridge.

Opaque Standard Filter Housings are molded from rugged reinforced polypropylene. They offer outstanding chemical compatibility and are ideal for use in a variety of low-flow applications. These applications include under-sink and countertop residential filtration, pre- and post-reverse osmosis filtration, recreational vehicle filtration, food service and humidifying systems.


  • Standard 20″ Cartridge Length
  • 3/4″ FNPT Ports
  • Blue Polypropylene Housing with Black Cap
  • Valve-in-Head
  • Thick Walls for Increased Strength
  • Leak-Proof Sealing with Top−Seated Floating Buna-N O-ring

Pentek Standard Flowchart

Additional information

Housing Size

Port Size


Pentek Valve-in-Head Filter Housings


Parts / Accessories