A leading supplier of plumbing fittings, Mc Alpine comes with a variety of high-quality and competitive products to suit all plumbing solutions. This trap inlet reducer is used to shorten the pipe size from a larger to a shorter bore (inner diameter). It has a plain end designed to fit into other fittings or traps with a compression connection. The extensive range of products now include traps, WC connectors, shower and floor gullies, air admittance valves, roof flashings and waste outlet fittings. The McAlpine Trap Inlet Reducer 1.1/2"X1.1/4" T16 is a plumbing fitting used to reduce the size of a trap inlet from 1.1/2 inches to 1.1/4 inches. The "T16" in the description refers to the specific model of the trap inlet reducer, which is manufactured by McAlpine, a UK-based company that specializes in plumbing and drainage products.The reducer has a 1.1/2 inch end that fits over the trap inlet and a 1.1/4 inch end that connects to the pipe. The trap inlet reducer is designed to create a secure, leak-free connection between the trap inlet and the pipe.Overall, this type of fitting reducer is commonly used in plumbing applications where a trap inlet needs to be reduced in size to connect to a smaller pipe. The McAlpine Trap Inlet Reducer 1.1/2"X1.1/4" T16 is made from high-quality materials and is designed to provide reliable performance over an extended period of time.