The Polypipe FIT1815 Socket Reducer (15mm x 10mm) is a high-quality push-fit plumbing fitting designed to connect pipes of different sizes in domestic hot and cold water systems. Its reducer design ensures a secure, leak-free connection between 15mm and 10mm pipes, providing reliable performance for new installations, renovations, or plumbing repairs. Easy, tool-free installation makes it ideal for both professional plumbers and DIY projects.