The Davant GPF Grey Barrier Pipe 15mm x 50Mtr Coil is a flexible, high-quality polybutylene pipe designed for central heating and plumbing systems. With a 15mm diameter and a 50-metre coil length, it features an integrated oxygen barrier to help prevent corrosion in metal components. Its lightweight, durable construction and smooth grey finish ensure easy installation and dependable performance in residential and commercial applications.