Perko water fittings manage the water going in and out of your boat. They are made with chrome plated bronze and have a black plastic water tight plug secured with a stainless steel beadchain. Both the inlet and outlet fittings work with 1/2" pipes and have a 2.75" outer flange. Made in the USA. 0504DP0CHR - Water Outlet - For on-board wash systems 0499DP0CHR - Water Inlet - For obtaining water at dockside