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Drywall & Plaster Exam Questions And Answers 100% Verified.
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Drywall & Plaster Exam Questions And Answers 100% Verified. What penetration are face layers sheetrock fastener, GWB-54, required by code to provide - answer3/4" penetration What causes cracking or wrinkling at taped edges of drywall - answerVery rapid drying Where should the first nails be sp...
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