Pentair PBH-420-1 20" Bag Filter Housing with 1" NPT Ports

Sale price£239.99


Outstanding chemical compatibility ideal for use in a variety of water treatment applications.

Pentair Bag Filter Housings keep your system on stream longer by reducing bag filter change time. The Pentair PBH-420-1 is made of lightweight corrosion resistant polypropylene to give you all the strength you need without the weight. The PBH-420-1 accepts a standard 4" × 18.25" filter bag (commonly referred to as a 20" filter bag).  Dimensions allow for 1" (25mm) overlap on the basket.

Can also be installed as a duplex system for totally uninterrupted flow rates. Pentair PBH-420-1 bag filter housings come complete with gauge, wrench, and 3/8" drain valve.  The single large ACME thread closure ensures quick opening and positive sealing.

Filter bags are available in polypropylene felt, absolute-rated high efficiency polypropylene and nylon monofilament mesh, ideal for filtering and straining applications from as low as 0.5 micron up to 800 microns.  

Moulded from rugged reinforced polypropylene, Pentair bag filter housings offer outstanding chemical compatibility and are ideal for use in a variety of low-flow applications. These applications include residential pre-filtration, food service, along with commercial and industrial applications for water filtration and chemical filtration. They are equipped with a black reinforced polypropylene cap.


  • Lightweight, corrosion resistant polypropylene construction gives you strength without weight
  • Comes complete with gauge, wrench and 3/8" drain valve
  • Light enough to be portable


  • Material: Polypropylene
  • Colour: Blue with Black Cap
  • Port Size: 1"
  • Maximum Dimensions: 184mm x 594mm
  • Initial ΔP @ Flow Rate: 0.07 bar @ 57 lpm
  • Material: Polypropylene
  • Seal: EPDM
  • Temperature Range (°C): 4.4-38
  • Max Pressure (bar): 6.2
  • Flow Rate (lpm): 100


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