The JG Speedfit "Superseal" pipe insert is a high-quality plumbing fitting made of durable plastic, manufactured in the United Kingdom. This product is designed to create secure and efficient connections for pipes, ensuring a leak-proof system. Available in both singles and packs of 50, these inserts are suitable for various plumbing projects in the home or construction industry. With the trusted JG Speedfit brand behind them, these pipe inserts provide a reliable solution for smooth and hassle-free installation.