1. 100 micron water filter: The water prefilter is made of foodsafe 304 stainless steel filter with a filtration accuracy of 100 microns, corrosion resistant, rustproof, durable and safe. The explosionproof transparent filter housing is made of aviation polymer material, antifrost and antiburst. 2. Reusable water filter: The backwash filter can be used for a variety of household water devices. It can effectively filter out impurities, reduce limescale blockages and extend the life of the device, protecting the entire domestic water system at the source. (No drinking water filter). 3. Easy installation: The quick plug filter element is easy to assemble, without the need for professional instructions. The water filter should be installed perpendicular to the pipeline, with the drain ball valve facing down. The direction of the arrow on the valve body indicates the direction of the water flow. The drain ball valve is closed after installation. 4. Easy to clean: If a certain amount of adhesion has settled on the filter screen of the front filter, the filter screen should be cleaned in time. Open the drain ball valve to empty.