Tightness Test_PUB_30 Dec 16.pdf · Annex A WATER/AIR TIGHTNESS TESTS FOR SANITARY...
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Tightness Test_PUB_30 Dec 16.pdf · Annex A WATER/AIR TIGHTNESS TESTS FOR SANITARY PLUMBING/DRAINAGE SYSTEM The water/air tightness test shall be done in accordance with the following