Foil faced / Discussions

Do I need a standard 6 mil poly vapor barrier with dense cellulose exterior wall?

...foil faced foam board is not completly tight against the underlying shingles and I assume does allow for some air movement underneath it and the vinyl siding. ...

Posted by jeff Chormann May 1, 2020, 9:18 a.m. Air and vapour barriers 2 Responses

Is EPS or XPS better for use in basement rim joists? Should faced or unfaced foam boards be used?

...faced or unfaced foam boards to install there--and which surface of the boards (faced or unfaced) should be installed toward the outside? Thanks! Great that y...

Posted by Thomas Dispenza Sept. 8, 2019, 12:43 a.m. Basements improvements 6 Responses