Specifications:
Range of setting: 5~20cmH20(±2cmH20)
Connector: 30mm ID
Material: Polycarbonate for all hard plastic.(up to 121 ℃)
Silicone for valve and grommet
Stainless steel for spring,screw and shaft
Operating temperature: -18℃~+50℃
Storage Temperature: -40℃~+60℃