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CSLB B LICENSE GENERAL CONTRACTOR EXAM | questions and answers
If unused mortar stiffens due to hydration of cement, what must you do? - Answer - Discard the mortar What minimum time must you wait before caulking or grouting new tiles? - Answer - 24-48 Hours How long should you wait before installing tile on a shower pan? - Answer - 24 Hours Unstable dry rock,...
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