Our PVC Drain Pan Plug Fittings are designed to plug up a hole that isn't being used for input/output flow. It's perfect to swap in and out with our other drain fittings as needed for your application. All plug fittings come with a rubber gasket and washer nut for securing the fitting in place at the drain hole. The Drain Pan Plug Fittings come in various standard NPT sizing so choosing the right sized fitting for your drain pan and drain piping can be accomplished. Drain Pan Plug, Killarney Metals, Drain Pan Plug Fitting 1.67" | PVC