6.3: Large Diameter BB Filter Housings


  • Available in 10" and 20" sizes
  • Optional pressure-relief/bleed button on inlet side of cap
  • Fits 4 ½"-diameter cartridges


  • High-flow
  • Residential, Commercial and Industrial
  • Choose from a variety of cartridges for your specific needs, *see section (1, 2, & 3)

Materials of Construction:

  • Housing and Cap: Polypropylene
  • O-Ring: EPDM

Fits BB Large Diameter 4.5″ Cartridges

ItemFilter LengthSump ColorCap ColorPort SizeBox Qty
FHBB-10BL-BK100PR10″BlueBlack1″ FTP4

NOTE: Add “PR” at end of part number to denote optional pressure relief valve. Call for parts not listed.

FHBB-OringO-Ring Replacement for FHBB Large Diameter Housings
BracketsSee Section 12 for Standard BB Large Diameter Brackets
HW-SR05Stainless Steel Phillips Head Screws 1.25″ BB Large Diameter Housings
WR-BFPlastic Wrench for BB Large Diameter Filter Housing
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Don’t see it? We’ve probably got it. Just feel free to contact our sales department with any requirements.