Enhances sealing for a securer connection Maintains structural integrity of the pipe connection Helps make the pipe more rigid when a side load is applied Suitable for hot and cold water and central heating systems Brand: JOHN GUEST SPEEDFIT LTD Manufacturer Stock Code: TSM28N EAN Code: 665628058293 Width: 40 mm Height: 27 mm Diameter: 28 mm Weight: 0.007 kg Manufacturer Guarantee: 25 years Sub-Category: Pipe Inserts and Liners Colour: WHITE Brand: JG Speedfit Pack Size: 10 Certification: WRAS Category: Fittings