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Special accredited courses are given to test & repair backflow assemblies and only certified testers may test backflow assemblies. There are approximately fifteen devices related to backflow which cannot be tested, as they do not have isolation valves or test ports and there are no standards (test procedures) set in place to test for any device.
Designated as an American National Standard, the Uniform Plumbing Code (UPC) is a model code developed by the International Association of Plumbing and Mechanical Officials to govern the installation and inspection of plumbing systems as a means of promoting the public's health, safety and welfare.
Backflow is a term in plumbing for an unwanted flow of water in the reverse direction. [1] It can be a serious health risk for the contamination of potable water supplies with foul water . In the most obvious case, a toilet flush cistern and its water supply must be isolated from the toilet bowl.
Associated Builders and Contractors (ABC) is a national U.S. trade association representing the construction industry. ABC is an association of 69 chapters with more than 23,000 commercial contractors and construction-related firms among its members.
Angi (formerly Angie's List) is an American home services website owned by Angi Inc., a publicly traded subsidiary of IAC. Founded in 1995 by Angie Hicks and William S. Oesterle, it allows users to search for contractors to provide paid home improvement work. The service was originally developed as a database of reviews for local services.
The Asian elephant can be found from western India to eastern Borneo in Southeast Asia. A total of three recognized Asian elephant subspecies exist: the indicus, found across mainland Asia, the ...
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