This product is a pre-filter, flexible adaptation, multi-scenario installation, easy installation, pre-filtration scale inhibition, protection of water-related appliances, love and care of skin health. The product is made of 59 copper casting, anti-high-pressure explosion-proof rust, thickened cup, explosion-proof water leakage, more than stainless steel to withstand the pressure.304 stainless steel filter, 40 micron precision filtration effect is good, the filter element can be effective in filtering the water sediment, rust, bacteria, microorganisms and other effective substances.