Polyfast Pipe Stiffener (Grey) 20mm SDR11 – 46420

A durable plastic pipe stiffener designed for insertion into 20mm MDPE SDR11 pipe to reinforce the pipe end during compression fittings. This grey insert helps maintain the pipe's internal shape under mechanical pressure and is essential for secure, long-term performance in 12-bar cold water systems. It is WRAS-approved for potable water use.

• Provides reinforcement inside MDPE pipe ends during compression connections
• Prevents pipe deformation under mechanical load
• Suitable for 12-bar pressure-rated cold water systems
• Manufactured from acetal plastic for strength and dimensional stability
• WRAS approved and compatible with all standard MDPE fittings