The McAlpine TWS-18 is a standing waste fitting designed for use in a variety of plumbing applications. It features a backnut model and a 70mm flange, making it suitable for use with a range of fixtures. The standing waste is a plumbing component that is used to provide drainage for a variety of fixtures, including sinks, basins, and bidets. The TWS-18 is designed to be a suitable height for use with various types of fixtures, and its 70mm flange provides ample surface area for secure attachment to the fixture. The backnut model of the TWS-18 is designed to provide a secure and leak-free connection to the waste pipe. The backnut ensures that the fitting is held securely in place, helping to prevent leaks and other issues that can occur with poorly connected components. The TWS-18 is manufactured by McAlpine, a leading manufacturer of plumbing and drainage systems, and is designed to meet the highest standards of quality and durability. It is suitable for use in a wide range of applications, including commercial and residential buildings. Overall, the McAlpine TWS-18 standing waste provides a reliable and effective solution for drainage needs, and is designed for easy installation and maintenance. Its backnut model ensures a secure and leak-free connection to the waste pipe, while its 70mm flange provides ample surface area for secure attachment to the fixture. The TWS-18 is a practical choice for a range of plumbing needs. Available in 1.25" and 1.5" sizes Available in 2 tail lengths. 3 .5" tail and 1 .5" tail. Supplied with Backnut and Washers Standard length of Stand Pipe is 18" if other length required, when ordering state: (1) Code (2) Height required if not 18"

It is designed and manufactured by McAlpine, a UK-based company that specializes in plumbing products.

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