Grooved rubber flap check valve

    Trench (hoop) to connect the valve when the introduction of similar advanced products the United States and Germany, designed to connect a series of new valves. This product is designed to tilt the seal ring used to close a short time, can reduce water hammer pressure.

    It has installation fast, easy, secure, reliable, free installation of site constraints, pipes and valves to facilitate maintenance warranty, there are noise and vibration within a certain angle to overcome the pipeline was to connect the different axes resulting from poor imitation to address the resulting temperature thermal expansion and contraction and so on. Is widely used in water supply and drainage pipes conveying fluid, fire, air conditioning, gas, petroleum, chemical industry, water treatment, municipal, shipbuilding and other pipeline project role as the control fluid.