Jacket Y-Strainer is a kind of indispensable device to water, oil, gas pipes and all kinds of devices, usually installed in the inlet side of pressure reducing valve and pressure relief valve, used to clear impurities to protect the valves and equipment in normal operation. It has advantages of simple structure, small resistance, convenient sewage discharge. Normally, the filter is 18 to 30 mesh / inch if medium is water, and 40 ~ 100 mesh / inch if air. Otherwise, we can make acc.to client's special requirements.