Supply CWG-FY-type negative pressure of the gas drainage pipeline automatically turn on the water

CWG-FY-type negative pressure of the gas drainage pipeline automatically turn on the water CWG-FY-type negative pressure of the gas drainage pipeline automatic drain is suitable for gas drainage and utilization systems supervisor, dry pipe, manifold automatic drain. Specification: pressure range: 0 ~ -0.09Mpa automatic drain speed: 7L / second volume: 430mm × 330mm × 425mm Weight: 25kg