Thermal Efficiency – Reduces heat loss in central heating & hot water pipes, cutting energy bills and improving system efficiency. Freeze Protection – Helps prevent pipe freezing in winter, avoiding costly repairs and damage. Durable Material – High-quality closed-cell polyethylene foam for long-lasting insulation indoors & outdoors. Easy to Install – Flexible, lightweight, and simple to cut to size with a utility knife for quick DIY fitting. 5m Pack for 28mm Pipes – 25mm thick wall insulation, suitable for standard 28mm copper or plastic pipes. Versatile Use – Ideal for residential, commercial, plumbing, heating, and air conditioning applications.