This is a professional body for all plumbing and heating professionals. They have a members directory on the site and an extensive consumer section, giving information on code of practice, choosing a plumber, complaints and top tips about general plumbing.

Contact them:
Web:   http://www.ciphe.org.uk/
Email:  info@ciphe.org.uk
Tel:     01708 448987

They have also opened their technical helpline for consumers, and you can contact them with your plumbing and heating queries on: 0870 414 5533