Features 1、Automatic Exhaust : The automatic exhaust valve is usually set at the highest point and local high point of the system pipeline to remove the gas in the water pipeline 2、Easy to Use : If the bonnet on the valve body of the automatic exhaust valve is tightened, the automatic exhaust valve stops venting. Generally, the bonnet should be open 3、No Manual Operation Required: Unlike the exhaust of the gas collecting tank, the automatic exhaust valve does not need manual operation 4、Good Sealing: Good sealing performance, effectively prevent leakage, stable performance, long term use 5、Irrigation Accessories : Made of high quality materials, excellent quality and durable. Used for horticulture and greenhouses, farming Specifications Item Type: Irrigation Exhaust Valve Material: Plastic Inlet Size: G3 / 4 Pressure Rating: PN10 Working Pressure: 16Mpa Scope of Application: Irrigation, Etc Weight: Approx. 148g / 5.2oz Package List 2 x Irrigation Exhaust Valve