Plastic filter housings

WaterMarked economical housings

BWT supply a range of plastic filter housings with various heights, sizes and connections to suit all applications and flow rates. Housings can be purchased separately or with a range of accessories including mounting brackets, spanners and fittings; check with BWT for all the options. Economical plastic housings in standard and jumbo size use the wide range of D.O.E. ( Double Open End) cartridges. Housings are pressure tested to ensure they perform in tough operating commercial and residential conditions and meet WaterMark specifications.


  • Materials of construction: Polypropylene and food safe metal plumbing fittings
  • Temperature range: 4 – 40 deg C (not for use in hot water)
  • Pressure: 50 – 860 kPa
  • Use pressure limiting valve if maximum pressure may be exceeded
  • Flow rate: Depends on application / media  – see BWT
  • Filter cartridge change out frequency: 12 months max
  • Protect from sunlight and freezing

Parts & Accessories

  • BT51S1:  Mounting bracket Standard SS
  • BT41C2: Mounting bracket kit Jumbo white
  • SPRF2.5: Spanner  standard
  • SPRF4.5: Spanner Jumbo
  • OR2.5: Housing standard o-ring
  • OR4.5: Housing Jumbo o-ring

Product Models & Details

CodeDescriptionMicron RatingDimensions Dia x L (mm)
FH14WWhite Housing 1 high1/4 inch bspf 110 x 300
FH1410White Housing Kit 1 high1/4 inch bspf 110 x 300
FH38WWhite Housing 1 high3/8 inch bspf 110 x 300
FH34WWhite Housing 1 high3/4 inch bspf 110 x 300
FH34BWhite Housing brass inserts 1 high3/4 inch bspf 110 x 300
FH3410White Housing Kit 1 high3/4 inch bspf 110 x 300
FH38US-2Blue Housing 2 high3/8 inch bspf
FH34US-2Blue Housing 2 high3/4 inch bspf
FH100BJumbo Housing 1 high1 inch bspf
FH200BJumbo Housing 2 high1 inch bspf
FH250BJumbo Housing 2 high1.5 inch bspf