The Polypipe PB1822 Socket Reducer provides a seamless transition between 22mm and 15mm pipes in push-fit plumbing systems. Crafted from high-quality polybutylene, this durable fitting ensures a secure and leak-free connection. Its user-friendly design allows for quick and easy installation without the need for tools, making it ideal for both professional plumbers and DIY enthusiasts. Please note, this reducer is not suitable for use with compression fittings.