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by RScobs
Wed Feb 20, 2019 11:47 pm
Forum: Interior
Topic: Basement Insulatin 2” XPS
Replies: 7
Views: 424

Vapour barrier yes or no

Hi Shannon
In your basement insulating video you mentioned that putting EPS against the concrete wall provided some insulation and acted as a Vapour barrier. Why put poly on the inside of the insulation as well?