Package List: 1 x Inline Hose Filter (40 mesh screen) 1 x 100 mesh screen 2 x hose washers 3 x filter washers Use as a water filter for high pressure washers such as washers pump, broom, undercarriage cleaner, hose, gun and wand. As a garden hose filter, it can avoid being blocked or damaged by sand or leftovers by the high pressure washer. Tips Setup Method 1. Make sure the mesh screen and clear container are properly assembled. 2. Connect 3/4" (1.9cm) male connector and 3/4" (1.9cm) female connector to the garden hose or high pressure washer pump inlet. If there is a leakage when connecting, please use Teflon tape on the screws. Start the high pressure washer or garden hose. How to replace the mesh screen 1.Loosen the transparent container and take out the old mesh screen 2.Put the new mesh screen into the transparent container and adjust it to the connection correctly 3.Screw the transparent container into the black body of the filter. 4. Reverse the order of 2 and 3 will result in a gap between the transparent container and the black bodied connection, which will cause leakage.