Posted 11/20/2012 16:56 (#2707785 - in reply to #2707660) Subject: RE: Vapor barrier on closed cell foam?
central - east central Minnesota -
69roadrunner - 11/20/2012 12:59Do I need to use plastic over 2" of closed foam, one guy said yes and insulator guy said no. Watch ya think.
2 inch closed cell, no - the foam acts as the vapor barrier . . .they do make different weights on thie closed cell, so if the guy spraying it says no - then he should know.
Vapor barrier on closed cell foam?
