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Added: 2020-05-09
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 is used when testing a pipe for air tightness and this

 is used when testing a pipe for air tightness and this involves stopping up both ends of the pipe and then putting the pipe under air pressure using a testing device.â if the pressure drops then the pipe has failed the test. Plumbing and heating, just like other fields, uses a unique vocabulary although some homeowners might use the terms.

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