Patent ID: 8028357

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 that includes: an overflow pipe having a flange and a sleeve that extends outwardly from said flange, said sleeve having threads on an outer surface thereof; and a nut threadably mounted on said sleeve with the bathtub therebetween, wherein said nut exerts pressure on said flange, said nut having an outer periphery with a series of radially extending lugs that frictionally detachably engage an inner surface of a flange of a cap that fits over said nut, wherein said cap is selectively positioned on said nut to direct an overflow of water from the bathtub to said overflow pipe; a flexible pipe connected between said overflow assembly and said wastewater drain assembly, said flexible pipe being devoid of a valve operating mechanism; and a waste water insert for selective engagement with a strainer that is associated with a wastewater drain assembly, said insert comprising a wall with a cylindrical first portion and a cylindrical second portion with a conical portion therebetween, said cylindrical first portion having a diameter greater than a diameter of said cylindrical second portion, said wall surrounding a bore and having an upper end, and a flange on said upper end extending outwardly from said cylindrical bore; and the wall of said insert being spaced from cylindrical wall of the strainer wherein said cylindrical first portion being closer to said cylindrical wall of the strainer than said cylindrical second portion.