The Davant GPF Grey Barrier Pipe 10mm x 50Mtr Coil is a flexible, high-quality polybutylene pipe designed for use in central heating and plumbing systems. With a built-in oxygen barrier, it helps prevent corrosion in metal components by reducing oxygen ingress, enhancing system longevity. Supplied in a convenient 50-metre coil, its 10mm diameter is ideal for tight spaces and easy routing. The grey outer layer offers a clean, professional appearance and added UV resistance, making it suitable for both residential and commercial installations.