Polyfast Pipe Stiffener (Grey) 40mm SDR11 – 46440

46440 | Polyfast 40mm SDR11 12 Bar Pipe Stiffener – (Grey)

A robust acetal insert designed for use with 40mm MDPE SDR11 pipe to reinforce pipe ends during compression fitting installations. This pipe stiffener ensures the pipe retains its round shape under mechanical compression and water pressure, providing a secure seal in high-pressure cold water systems up to 12 bar. Fully WRAS approved for potable water use.

• Inserts into 40mm MDPE SDR11 pipe ends for internal reinforcement
• Prevents ovality and deformation under joint compression
• Suitable for 12 bar cold water systems and potable water lines
• Manufactured from high-strength, corrosion-resistant acetal
• Required for all compression joint connections on MDPE pipework