Whole house prefilter with double filtration provides stronger protection by preventing contaminants such as sediment, debris, rust, calcium and sand granules, along with other impurities, from reaching your home and family. The flushable and reusable filter system helps deliver cleaner drinking and cooking water. Comprehensive protection for municipal tap water. Filters large particles such as sand, rust, worm eggs and lime colloids to shield all household water appliances, including washing machines, dishwashers, water purifiers and water heaters. 100% safe material and robust build. Doubledeck 40 micron foodgrade stainless steel mesh filter reduces and captures particles larger than 40 micron from entering your home. Valve head made of brass. The transparent screen filter bowl withstands burst pressures greater than 725 psi (5 MPa) and offers good antifreeze and water hammer resistance. Includes antifreeze design and operation across a temperature range from 10 to 85 degrees Celsius. Flexible installation and maintenance. 316 stainless steel filter element for convenient filtering and cleaning. Siphon frontwash and backwash provides thorough cleaning with less risk of clogging. No daily cleaning needed; simply open the sewage valve every month. Cleaning time memory function records the time of each cleaning. Practical use scenarios Scenario 1: Install in a home with municipal water to protect taps, fixtures and appliances from sediment and debris, extending the life of water heaters, dishwashers and washing machines. Scenario 2: Use in homes with hard or sandy water to improve overall water quality for drinking and cooking while reducing mineral buildup in appliances. Scenario 3: Suitable for vacation homes or rental properties requiring lowmaintenance filtration, thanks to the monthly sewage valve operation and builtin cleaning time memory.