【High-quality material】 The exhaust valve is made of high-quality copper and is manufactured by hot forging process. All-copper thickened valve body, pressure-resistant and explosion-proof, one-piece molding with uniform wall thickness, wear-resistant, safe, stable and durable. 【With filter】 The exhaust valve is designed with a filter, which can filter out larger impurities and prevent blockage from damaging the valve body. It has a universal DN15 1/2 inch threaded interface. 【Safe and reliable】 The exhaust valve uses high-precision components to ensure reliable operation. The special structure of the soda and water separation bowl prevents water leakage when spraying. The exhaust valve will continue to discharge as long as the system is pressurized. 【Exquisite design】 The soda separator bowl has a special structure to prevent water leakage during pumping. The exhaust valve will continue to vent as long as the system is under pressure. Sophisticated design ensures an attractive