Brass Threaded Connection Automatic Exhaust Valve $ 7.34 Product information: Material: Brass Rotation mode: Water Conservancy control Connection method: threaded connection Pressure Level: 1.0 Mpa-1.6Mpa Application: applied to water supply and drainage pipeline system in electric power, water conservancy, metallurgy, chemical industry, urban construction and other industries Packing list: Exhaust Valve*1 Product Image: