Ventilation residual pressure valve manufacturer, Shenglong air conditioning (certified), ventilation residual pressure valve

Residual pressure valve and the residual pressure valve includes two self-hammer-type vertical-type residual pressure valve. Hammer-type minimum opening pressure ventilation 5Pa Shanxi residual pressure valve, the maximum opening pressure 30Pa; vertical-type self minimum opening pressure 10Pa, the maximum working pressure 50Pa. Fire fan coil residual pressure valve is essential engineering products offer one of the ventilation residual pressure valve in the ventilation industry, we often will I pressure valves and dampers to make a comparison, in fact, fire dampers and fire residual pressure valve is to maintain a certain indoor static pressure, air-conditioned rooms and exhaust system to achieve positive free energy room and set up automatic control equipment. Ventilation residual pressure valve manufacturer, Shenglong air conditioning (certified), residual pressure valve ventilation provided by the Texas shenglong ventilation and air conditioning plant. Texas shenglong ventilation and air conditioning plant (www.fengguan666.com) (www.dzsltfkt.com) is a leader in Dezhou, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Shenglong leader in air conditioning with the staff warmly welcome all inquiries negotiations to create a better future Shenglong conditioning.