6.3: Large Diameter BB Filter Housings
Features:
- Available in 10" and 20" sizes
- Optional pressure-relief/bleed button on inlet side of cap
- Fits 4 ½"-diameter cartridges
Applications:
- 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.