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

Item Filter Length Sump Color Cap Color Port Size Box Qty
FHBB-10BL-BK100PR 10″ Blue Black 1″ FTP 4
FHBB-10BK-BK100PR Black
FHBB-20BL-BK100PR 20″ Blue
FHBB-20BK-BK100PR Black

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

Item Description
FHBB-Oring O-Ring Replacement for FHBB Large Diameter Housings
Brackets See Section 12 for Standard BB Large Diameter Brackets
HW-SR05 Stainless Steel Phillips Head Screws 1.25″ BB Large Diameter Housings
WR-BF Plastic Wrench for BB Large Diameter Filter Housing

^ Suggested list price FOB Houston, Texas. Actual cost may vary. Subject to change without notice. Call for items not listed.