- All valves are embossed with an arrow indicating the direction of oil flow
- The seal stem uses a double seal washer/o-ring system with high grade FKM equivalent materials suitable for No 2 fuel oil and Kerosene
- Used to prevent ‘back-flow’ in fuel oil lines
- Uses FKM equivalent seal
Check Valve Firomatic HCV 3/8 Inch Machine Brass Inline FNPT B100HCV