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2012 IRC Plumbing Practice Test Questions And Answers
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2012 IRC Plumbing Practice Test Questions And Answers 1 1/2 inches, 2 inches P2603.2.1 - ANS In concealed locations, where piping, other than cast-iron or galvanized, is installed through holes or notches in studs, joists, rafters, or similar members less than _____ from the nearest edge of t...
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