Patent ID: 8584272

Claim:
A plumbing system for interconnection with a bathtub that has an overflow port and a drain port, comprising: an overflow assembly for interconnection with the overflow port, said overflow assembly comprising: an overflow pipe having a flange, said overflow port adapted to be associated with a threaded portion extending from said flange, said threaded portion adapted to pass through a wall of the bathtub and to be at least partially positioned within the bathtub; a means for preventing fluid flow through said overflow pipe that is associated with said threaded portion, said means for preventing fluid flow sealing an outer end of said threaded portion; a nut, having a threaded center opening, threadably mounted on said threaded portion of said overflow port, said nut being adapted to secure said flange to the wall of the bathtub by exerting pressure towards said flange; and said nut having an outer periphery with a series of radially extending cap retention elements which detachably engage an inner surface of a cap which fits over said nut; and a wastewater drain assembly for interconnection to the drain port.