Best 4.5 x 20 inch Dirt Sediment Cartridge PWF4520G by Liquid Filter

Amazon: Customer Reviews: 4.5 X 20 Whole House Water Filter 4 stars. "1" Inlet/Outlet - Company needs to get it's facts straight." I knocked off a star due to the misinformation. The inlet and outlet are 1". I suppose that it

PWF4520G Dirt/Sediment Water Filter Cartridge This replacement cartridge is an ideal choice for the value conscious consumer. Its performance is commensurate to the competition at a fraction of the cost . The rigid poly-spun construction effectively removes dirt and sediment with impressive flow rates of up to 40 gallons per minute. Each cartridge contains two distinct micron layers. Larger particles are trapped near the exterior and progressively finer particles towards the filter core. Thus the cartridge has exceptional solids-holding capacity and will perform longer. The industry universa