The 77FW-BG is the perfect fuel filter for oil-fired heating appliances used in small to average sized homes and commercial buildings. It's ideal for final filtration in central fuel oil distribution systems. May be used in one or two-pipe systems. Compatible with fuel oil including B100 biofuel complying with ASTM standard D396-09.
- Height: 5-1/8"
- Working pressure: 40 psi
- Yield Pressure: 200 psi
- Firing rate (#2 fuel oil): 100 GPH
- Replacement element: RF-1BG
- Filter media: microfiber
- Leakproof construction with machined gasket seat and UL listed gasket compounds
- High-quality wool felt filter elements that remove all solid contaminants
- Iron and steel construction for maximum integrity and durability
- Low pressure drop, suitable for gravity flow and one or two pipe systems on pressure type burners
- Micronic filtration suited to the smallest oil burner nozzle
- Bonding treatment of center core in filter element eliminates lint
- Step design element offers largest dirt capacity with true depth filtration
- Listed by Underwriters' Laboratories
