Old 08-16-2016, 07:48 AM
  #6  
cjd
Senior MemberCaptains Club Member
 
Join Date: Oct 2001
Location: Severna Park Md
Posts: 4,244
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I have had great luck with floating over underpayment. had some water damage a month ago, and was very easy to pull up and fix.

I am surprised you can go on a slab without some kind or vapor barrier.
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