
PureT - B908-BNA Series - 20" Big Blue Double O-Ring Filter Housing with 1/4" NPT Pressure Gauge Port
20" Big Blue Double O-Ring Filter Housing with Pressure Gauge Port
| Model Number | B908-BNA |
| Cartridge Size | 20" x 4.5" diameter |
| Port Size | 1" NPT inlet/outlet |
| Gauge Port | 1/4" NPT threaded |
| Maximum Pressure | 100 PSI |
| Temperature Range | 40°F to 100°F |
| Housing Material | FDA-grade polypropylene, NSF-certified |
| Seal Design | Double O-ring configuration |
| Mounting Points | Four molded bosses per cap |
| Pressure Relief | Inlet cap button included |
The B908-BNA accepts all standard 20-inch Big Blue cartridges with 4.5" outer diameter, including sediment, carbon block, pleated polyester, and specialty media filters. The dual O-ring design ensures a secure seal with cartridges featuring single or double gaskets. Thicker polypropylene walls provide increased durability and chemical compatibility for post-RO applications, iron filtration systems, and chemical injection setups. Mount the housing vertically or horizontally using the four integrated mounting bosses on each cap.
20" Big Blue Double O-Ring Filter Housing with Pressure Gauge Port
| Model Number | B908-BNA |
| Cartridge Size | 20" x 4.5" diameter |
| Port Size | 1" NPT inlet/outlet |
| Gauge Port | 1/4" NPT threaded |
| Maximum Pressure | 100 PSI |
| Temperature Range | 40°F to 100°F |
| Housing Material | FDA-grade polypropylene, NSF-certified |
| Seal Design | Double O-ring configuration |
| Mounting Points | Four molded bosses per cap |
| Pressure Relief | Inlet cap button included |
The B908-BNA accepts all standard 20-inch Big Blue cartridges with 4.5" outer diameter, including sediment, carbon block, pleated polyester, and specialty media filters. The dual O-ring design ensures a secure seal with cartridges featuring single or double gaskets. Thicker polypropylene walls provide increased durability and chemical compatibility for post-RO applications, iron filtration systems, and chemical injection setups. Mount the housing vertically or horizontally using the four integrated mounting bosses on each cap.
Original: $104.65
-65%$104.65
$36.63Description
20" Big Blue Double O-Ring Filter Housing with Pressure Gauge Port
| Model Number | B908-BNA |
| Cartridge Size | 20" x 4.5" diameter |
| Port Size | 1" NPT inlet/outlet |
| Gauge Port | 1/4" NPT threaded |
| Maximum Pressure | 100 PSI |
| Temperature Range | 40°F to 100°F |
| Housing Material | FDA-grade polypropylene, NSF-certified |
| Seal Design | Double O-ring configuration |
| Mounting Points | Four molded bosses per cap |
| Pressure Relief | Inlet cap button included |
The B908-BNA accepts all standard 20-inch Big Blue cartridges with 4.5" outer diameter, including sediment, carbon block, pleated polyester, and specialty media filters. The dual O-ring design ensures a secure seal with cartridges featuring single or double gaskets. Thicker polypropylene walls provide increased durability and chemical compatibility for post-RO applications, iron filtration systems, and chemical injection setups. Mount the housing vertically or horizontally using the four integrated mounting bosses on each cap.










