Material
Body: Steel
Pressure handle:Steel
Exhaust valve:Aluminum alloy
Safety button:Stainless steel
Seal: NBR
Feature
1. Eachmanhole cover emergency exhausting valve includes a breathing valve.
2. Thebreathing valve is installed as required to make the tanker ventilated.Different pressure settings suit different operation requirements.
3. Emergencyexhausting valve and breathing valve has automatic sealing to prevent dangerand needless oil spillage.
4. Doubleopen allows safe release of remaining gas before fully opening the cover board.
5. Tworeserved blind holes on the main cover can be installed with vapor recoveryvalve and optic sensor.
6. Accordingto EN13317:2002 standard.
Install the image: