A High Quality Pressure Vacuum Vent Valve For Stage Ib And Stage II Vapour Recovery Sites.
Small Orifice hole allows pressure/vacuum to bleed slightly during low pressure/vacuum events before main valves open.
Our proven and reliable PRESSURE VACUUM VENT VALVES are the only ones in the industry to have a reliable pressure setting, because it is not controlled by a spring.
- Dead weight poppet – provides accurate relief characteristics
- Linear Teflon coated bearing design – minimal contact area for low breakout force in sub-zero temperatures, drained seat detail prevents ice build up
- Reliable vacuum valve – proven design and materials
- Delrin TM (polyacetal) poppet seat – for best sealing, fuel compatibility and service life
- Environmentally friendly – upward discharge of vapour and minimal operating noise
- Heavy duty construction with anodised finish for long life in extreme environments
- Double layer gauze, seated in groove