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Message: <blockquote data-quote="airshot" data-source="post: 518594" data-attributes="member: 1183"><p>The PT wood made in the past 20 years no longer has the harsh chemicals that it had before then.  It also doesn't last anywhere near as long outside.  So..if that wood is less than 22 years, you might be ok.  Built a deck 24 yrs back with "new improved" PT lumber. That lumber has been bad for the past 3-4 years. According to the tags was to last over 25 yrs on direct ground contact.  No ground contact yet rotted away before the untreated lumber around it !</p></blockquote><p></p>