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Plumbing Test Questions and Answers 100% Solved
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Plumbing Test Questions and Answers 100% Solved Which of the following traps are permitted by special permission? A. bell B. S C. drum D. crown vented trap - answerC A roof mounted ari conditioner unit is condensing at the rate of 5 GPM. How much DFU? A. 4 B. 5 C. 10 D. 12 - answerB Acc...
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