National repair company services residential and commercial buildings with HVAC, plumbing, gas, drain cleaning, and indoor-air-quality needs.

Read an account of ancient plumbing and its role throughout history in plagues and epidemics. Also details ancient locker rooms.

Institute fosters the education of future Australian plumbers. Features industry news, FAQ, a discussion forum and a trading post.

Provides a concise definition of the trade, its history, and its methods.

Trade magazine has an online component. Read articles related to plumbing and mechanical contracting and work, as well as workplace concerns.

Comprehensive links for the heating and plumbing industry. Includes contractors, manufacturers, publications, and associations.

Comprehensive guide to plumbers and manufacturers, listed alphabetically. Includes addresses and telephone numbers.

Supplier offers an extensive range, including antique and discontinued lines. Will ship throughout the US and Canada.

Discover a plethora of plumbing sites to find related contractors, suppliers, manufacturers, associations and organizations.

United Assoc. of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry features a discussion forum and a members-only section.