The struggling with on faced insulation functions as being a vapor retardant. If you want a vapor barrier plus your insulation is unfaced, you must go over it with a polyethylene movie. Foam insulation products and installation commonly cost a lot more than traditional batt insulation. Even so, foam insulation https://garageinsulation03063.blog-gold.com/42639611/the-smart-trick-of-cieling-insulation-that-no-one-is-discussing