4. No Core Change and Stainless Steel Filter: The sediment water prefilter can achieve longer term core change free and , and adopts 316 stainless steel dense texture filter mesh, which only needs regular drainage. 3. Anti Dezincification and Fine Copper Head: The down sediment water filter has an environmentally friendly fine copper head that is anti dezincification and not precipitate unsafe substances. 2. Good Protection: sediment water filter is a protector for water appliances that require water, such as washing machines, , water purifiers, etc. 1. Working Process: Installing a prefilter can effectively extend the service life of water related appliances, improve the entire household water supply system, and allow water purification to cover the whole house. 5. High Accuracy Filtration: The precipitation water pre-filter has a filtration accuracy of 40um, which is very good for filtering rust, sediment and other large particles., Weight: 1.24230484637 pounds, Manufacturer: Oewwthy