Product code: 449830
An Alpha brand part, this 3 bar pressure relief valve is suitable for CD, CDS, CB, HE, C and SY range units. Fitted to the boiler, these valves help to control pressure in a closed system by proportionally opening to relieve excess pressure, preventing catastrophic malfunction. To help you find the right parts for your jobs, go to the industry leading parts identification tool, PartsArena, giving you quick access to over 20,000 exploded diagrams, 10,000 images & 20,000 products. FREE to Wolseley trade account customers.