This 21.5mm overflow pipe from Brett Martin comes in grey and white PVC-C. It is extremely adaptable, and can be used across a wide range of applications, hot or cold water. Additionally, the 21.5mm overflow pipe can be used in push-fit or solvent-weld jointed systems with no issues. Ths overflow pipe is part of Brett Martin's Overflow System range, and is 21.5mm in diameter, and 3m in length. Key features Manufactured in PVC-C Can be push-fit assembled or solvent weld jointed Can be used in hot and cold water applications 21.5mm dia. system Colour Range: White and Grey