3/4", Whole House Sediment Water Filter System, Clear Sump, Stainless Steel Reinforced Inlet/Outlet, Bypass Valve With Shut Off Valve, Pressure Relief Button, Mounting Bracket Included, Removable Filter Timer Included, Integrated Bracket Design, Wrench Included, Installs Easily On 3/4" Main Water Line, Includes P5 Filter, TV #529-286, Uses 3/4" Compression x 3/4" Male Iron Pipe Fitting TV #467-621, Not Included, For Replacement Cartridges Use TV #'s: 182-025, 529-286, 583-393, 583-401 614-800, or 802-304, Not Included, Certified To NSF 42.