Water Tap Cleaner

Without remove the water tap tip you can tkae this thing and binding it with a rupperband on to the water tap and fill it with citronacidcleaner. Be carefull with this water tap cleaner fluid.Over the night it clean the watertaptip,perhaps you can repeat it until it is clean.After one or two times you can remove it easily with hands and remove some dirt particles in it and screw onto the water tap at once.It is better if the PLA is not waterproof you can paint the inner of thing with resin (usual in car repairing but without fiberglass mat).