Find an Approved Contractor

WaterSafe approved contractors are certified by our national accreditation body, with specific training in the UK’s Water Fittings Regulations and Byelaws.

Hiring a WaterSafe approved contractor ensures that all work meets high standards and protects the quality of drinking water in your home and business, in England, Scotland, Wales, and Northern Ireland.

How to search:

The search is based on post code only. If you do not know the post code enter the first part of a post code near to you.

For example “NP11 4EG” enter “NP11”

Results are displayed showing those contractors nearest to you.

Featured links are those contractors who may be based further away from the post code area but who offer services in the area e.g. regional or national companies.


The different types of contractors. Please note, not all contractors are members of WaterSafe.

Plumbers: Approved Plumbers can work on all parts of a plumbing system, from the external supply pipe right up to the kitchen and bathroom taps.

Water Supply Pipe Installers: Approved Water Supply Pipe Installers can work on the supply pipe (the underground pipe) supplying your property, up to the internal stop valve.

Catering Installers: Approved Catering Installers can install commercial kitchen equipment.

Point of Use Installers: Approved Point of Use Installers can install cold water chillers or water coolers connected directly to the mains.

RPZ Valve Testers: For commissioning and testing RPZ backflow prevention valves.

Our Partners

WaterSafe Approved Contractors' Scheme Operators

Anglian WaterAssociation of Plumbing & Heating ContractorsCIPHESevern TrentSNIPEFWIAPS

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