| Connection Size | : | 1/2 in |
| Connection Type | : | FNPT |
| Material | : | Brass |
| Product Type | : | Valve |
Firomatic® Check Valves are used to prevent back-flow in fuel oil lines. Heavy-duty, high-quality brass construction valve bodies, Viton seals rated to liquid fuels including renewable fuels to B100 / R100. Available in 1/4 or 3/8 NPT and 3/8 or 1/2 ODF flare connections.
Firomatic® In-Line Check Valve, 1/2 in Connection, Connection Type: FNPT, Brass
- High quality design with brass valve body, valve stem, and cap assembly
- Valves have additional safety feature of automatically closing if a high-temperature event exceeds the valve rating (165 dge F or 200 deg F)
- All washers and o-rings are made of Viton® equivalent material
- Robust handwheel design, improved in 2018. 165 deg F or 200 deg F closing temperature, depending on model
- Approved for kerosene, ASTM D396 for No1 & No2 fuel oil, ASTM D396 for B6-B20, and ASTM D975 for diesel fuel