Hermetic Valve
The airtight valve is a key sealing device to block harmful gases from entering or discharging to other areas. The closed valve has good air tightness.
The airtight valve complies with the European and American EN12266-2 standard and the American ASMEN509 standard, as well as the ISO10648-2 standard 2500Pa, the net volume of the leakage rate is not higher than 0.2%h-1, ensuring zero leakage.
In addition, it can meet the safety requirements of zero leakage under special specified circumstances.