The Plasson Mechanical Compression Reducing Set is ideal for conveying water and other fluids in urban and inter-urban infrastructure, industrial, mining, landscape, and farming applications. It provides a quick and easy installation with no tools necessary for converting pipes. The set offers a watertight seal within a cold water system, made from high-quality materials to securely hold its shape around the pipes. These mechanical compression fittings are tested to withstand working pressures of up to 16 bar and offer impressive stress resistance. They are easy to install, provide a leak-free seal, and connect to many pipe types and materials. WRAS approved.