Insulation, Radiant and Vapor Barriers - How to replace a vapor barrier

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dwwdww
03-23-08, 07:33 PM
Replacing a vapor barrier in a crawl space

I have a vaper barrier in a crawl space thats in bad shape. I was wondering if i can put new over the top or do i need to remove the old first?
ranch house in lower michigan, unheated, dirt floor, few air vents.
currently the plastic is in about 8 large sections, house is 36 x 50 approx

resercon
03-24-08, 11:22 PM
You can place the vapor barrier over the old one in your application.