Aqua Filter Plus Whole House Water Filtration System &ndash; 20" Big Blue Housing, 5 Micron Sediment Filter Cartridge &ndash; 1" Inlet and Outlet with Pressure Relief, Mounting Bracket, Bolt Screws and Wrench 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. ACCESSORIES INCLUDED: This water filter system includes everything you need to set it up, including: A 20 filter housing, a 5 micron sediment cartridge, a SW-4 Penteck wrench, a steel mounting bracket and 4 Lag bolt screws. PRACTICAL & POWERFUL DESIGN: 1" IN/OUT ports ensure that your filter works seamlessly with any application requiring a high water flow. The pressure relief button allows for easy cartridge replacement. CHEMICAL RESISTANCE: The 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 other types of filters like carbon or phosphate so that you can purify your water the way you like.