- Whole House Spin Down Sediment Filter uses a double-filter pre-filter design to reduce contaminants such as sediment, debris, rust, calcium and sand grains before they enter your home. It is flushable and reusable to help keep drinking and boiling water cleaner. - Provides protection against large impurities in municipal tap water, including sand, rust, worm eggs and lime colloids, helping safeguard all household appliances such as washing machines, dishwashers, water purifiers and water heaters. - 100% safe material: double-deck 40 micron food-grade stainless steel mesh filter to trap particles larger than 40 micron. Features a high-quality brass valve head and a transparent filter shell that withstands burst pressures over 725 psi (5 MPa) and offers frost protection and water impact resistance. - Flexible installation and maintenance: filter element made of 316 stainless steel for easy filtering and cleaning. Siphon front flush and backwash provide more thorough washing with less risk of clogging. No frequent opening and cleaning required—simply open the sewer valve monthly. The system can record the time of each cleaning to aid maintenance.