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Lumber & Composites

Building a deck

If laying a new deck over existing concrete, must pressure treated wood be used?

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Posted 2018-09-11T02:25:43+0000  by wxyz wxyz
 
Not only must you use pressure treated lumber, you must use pressure treated rated for "ground contact."  Why?  Concrete is porous.
Posted 2018-09-11T09:26:37+0000  by Adam444
 
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