The Polypipe PolyPlumb Enhanced 15mm Plastic Pipe Stiffener (INCERT15) in black is a high-performance insert designed to strengthen and support plastic pipe connections in push-fit plumbing systems. Engineered with Polypipe’s patented In-Cert feedback technology, it provides a secure, reliable fit that ensures proper installation every time. Ideal for use with PolyPlumb fittings and Polybutylene pipes, it helps maintain joint integrity in hot and cold water, heating, and underfloor heating applications. WRAS and BS 7291 approved, this durable stiffener delivers long-lasting performance and professional results for both domestic and commercial installations.
The Polypipe PolyPlumb Enhanced 22mm Plastic Pipe Stiffener (INCERT22) in black is built to reinforce and stabilise plastic pipe joints in push-fit plumbing systems. Designed with Polypipe’s In-Cert feedback mechanism, it gives assurance of full insertion to protect against leaks and ensure durability. Compatible with PolyPlumb fittings and polybutylene systems, it is suited for hot and cold water, heating circuits, and underfloor setups, meeting WRAS and BS 7291 standards.
The PP6415 Plastic Pipe Stiffener 15mm is an essential push‑fit insert for use with polybutylene plumbing systems, ensuring secure, stable connections and improved joint integrity in hot and cold water installations. Designed for easy installation in 15mm polybutylene pipe before joining to fittings, this durable pipe support sleeve is WRAS and BBA approved and ideal for professional and DIY plumbing jobs. Add reliability and long‑lasting performance to your PolyPlumb, PolyFit or PolyMax pipework with this direct‑fit pipe stiffener.
Polypipe PolyMax 10mm Pipe Inserts are essential for a secure and watertight joint when using compression or push-fit fittings with Polybutylene pipe. They are made from durable plastic and are easy to install.
Polypipe PolyMax 22mm Pipe Inserts are essential for a secure and watertight joint when using compression or push-fit fittings with Polybutylene pipe. They are made from durable plastic and are easy to install.
The JG Speedfit STS10 Superseal Pipe Insert 10mm is designed to reinforce plastic pipe connections in push-fit plumbing systems. Ideal for hot and cold water and central heating installations, this durable insert helps ensure a secure, leak-free seal and improved joint strength for reliable UK plumbing performance.
The JG Speedfit STS15 Superseal Pipe Insert 15mm is designed to provide enhanced sealing and support for plastic pipe connections in push-fit plumbing systems. Ideal for hot and cold water applications, this high-performance insert helps prevent leaks and ensures a secure, long-lasting fit in UK domestic and commercial installations.
The JG Speedfit STS22 Superseal Pipe Insert 22mm is engineered to provide superior sealing and support for plastic pipe connections in push-fit plumbing systems. Ideal for hot and cold water installations, this high-performance insert enhances joint integrity and helps prevent leaks in UK domestic and commercial plumbing setups.
The TSM10N 10mm Tube Insert is designed to reinforce plastic pipework in push-fit plumbing systems, ensuring a secure, leak-free connection. Ideal for use with hot and cold water and central heating installations, this durable insert improves joint strength and reliability for UK domestic and commercial plumbing applications.
The JG Speedfit TSM15N 15mm Pipe Insert is designed to reinforce plastic pipe connections in push-fit plumbing systems, ensuring a secure, leak-free seal. Ideal for use with hot and cold water and central heating installations, this durable insert improves joint strength and reliability for UK domestic and commercial plumbing applications.
The JG Speedfit TSM22N 22mm Pipe Insert is designed to strengthen and support plastic pipe connections in push-fit plumbing systems. Ideal for hot and cold water and central heating installations, this durable insert helps ensure a secure, leak-free fit and improved joint reliability in UK domestic and commercial plumbing.