Disclosed are various embodiments for a universal plug having an outer wall and an inner wall that surrounds an inner cavity along an axis of symmetry of the universal plug, the universal plug comprising a first plug tier having a first outer surface diameter that extends a first length along the axis of symmetry and a second plug tier having a second outer surface diameter that extends a second length along the axis of symmetry from the first plug tier; a compression shank situated in and extending through the inner cavity of the universal plug; a compression head attached to a distal end of the compression shank and having a larger diameter than the compression shank; a washer comprising an opening, the compression shank extending through the opening; and a threaded gasket cap comprising a threaded opening.
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