ALTHY Central Whole House Pre filter. Use for filter large particles of impurities in municipal tap water, such as sand, rust, worm eggs, lime colloids. Protect all household water appliances, washing machines, dishwashers, water purifiers, water heaters. Built-in water pressure gauge to detect if the water pressure is abnormal, it is safer to use water. Use double-layer 316L stainless steel filter element for more convenient filtering and cleaning. Siphon frontwash + backwash, Wash more thoroughly without clogging, no need to open and clean, only need to open the sewage valve every month. Cleaning time memory function, can record the time of each cleaning. 40m filtration accuracy is just right, it can filter large particles of impurities, but not easy to block. 3T/h large flow, meet the requirements of whole household water. Food grade explosion-proof material, withstands up to 10bar water pressure, lead-free copper structure, safe and reliable. Water treatment machine Type: Pre-filter. Filter Material: 316LStainless Steel Mesh. Filter life: more than 5 years, no need to replace. Material: Food grade explosion-proof PC Cover, lead-free copper. Suitable for Water Quality : Municipal Water. Working pressure: 0.1-1.0MPA 1bar-10bar. Applicable water temperature: 0-40 ° C. 1 ALTHY Pre filter. 1 User’s Manual. 1 3/4 internal thread adapter. 1 PE water pipe. Please do not forget give us to FEEDBACK. We believe that everything could be solved by communication. We will respond to you within 24 hours and do our best to help you out! We stand behind our product. The item “Central Double Pre Filter Whole House Water Purifier Backwash Pressure Gauge” is in sale since Tuesday, June 22, 2021. This item is in the category “Home & Garden\Kitchen, Dining & Bar\Small Kitchen Appliances\Water Purification\Water Filters”. The seller is “flybuy_on” and is located in Shanghai. This item can be shipped worldwide.