The Yorkshire Pegler Tectite Classic & Sprint couplers & reducers are a set of 12 straight-shaped fittings made from copper and brass. These couplers and reducers, featuring 2 outlets each, are designed for domestic commercial or industrial plumbing and heating systems. For copper or plastic pipework. With the trusted Yorkshire Tectite brand, these fittings offer reliability and durability for various piping needs in commercial and industrial settings.