About

30 Years' Experience
Bluewater Valves are based near Market Deeping, Lincolnshire and specialise in the nationwide supply, installation and testing of backflow prevention valves, or reduced pressure zone valves (RPZ valves). With over 30 years’ experience and one of a small number of qualified and accredited testers of RPZ valves in the South Lincolnshire area, our service of testing and installing RPZ valves covers the whole of the UK.

CIPHE - Registered Plumbing Company

Bluewater Valves Ltd are proud members of the Chartered Institute of Plumbing and Heating Engineers.

Qualified & Accredited Valve Testers

Bluewater Valves are one of a small number of qualified and accredited RPZ valve testers in South Lincolnshire, with a testing and installation service covering the whole of the UK.

Nationwide Supply, Installation and Testing

Reduced Pressure Zone Vales prevent industrial wastewater backflowing into the mains water supply due to the difference in pressure between the two. This is particularly important in areas of South Lincolnshire where the pressure of the mains water supply can be less than in other parts of the UK. Bluewater Valves specialise in the nationwide supply, installation and testing of reduced pressure zone valves (RPZ valves).