Aqua Filter Plus Whole House Water Filtration For Use With Sediment or Carbon Block Filter Cartridges &ndash; 10" Big Blue Housing and Mounting Kit With Housing Wrench, No Filter Cartridge Included CLEAN WATER: This system provides water filtration for your whole house and delivers clean water for your health and safety. Treat tap water and convert it into refreshingly crisp water for drinking by removing harmful chemicals. CUSTOMIZE YOUR KIT: Choose from 3 water filter system options: 1) Just the housing and mounting kits. 2) The big blue housing kit plus a sediment filter. 3) The big blue housing kit plus a carbon block filter. PRACTICAL & POWERFUL DESIGN: 1" IN/OUT ports ensure that your filter works seamlessly with any application requiring a high water flow. The included housing wrench makes for easy filter replacements CHEMICAL RESISTANCE: A reinforced polypropylene sump makes it strong enough and heavy-duty to provide optimal chemical resistance. The cap is made from a high-flow polypropylene (HFPP) to provide a sturdy hold and prevent leaks. UNIVERSAL COMPATIBILITY: Easily customize your system because this whole house water filtration system also works simultaneously with various types of filter systems including boats, RV and more! Installation kits available for purchase separately