The water filter set includes an inline pipe filter (40 mesh strainer), a 100 mesh strainer, 2 pipe washers and 3 filter washers. The inline filter garden hose connects to pressure washer inlet, standard garden hose and household faucet. It is important for household use to filter sediment or debris from the faucet into the garden hose or a pressure washer. As a pressure washer water filter, it can protect the pressure washer parts such as pressure washer pump, water broom, underbody cleaner, pressure washer hose, gun and wand. As a garden hose filter, it can protect the pressure washer parts from clogging or damage by sand and dirt. Male and female threads 3/4 inch. The maximum garden hose operation is 80 psi.