It is far from a vapor barrier - It's not insulation. For the reason that foil only goods don't have any membrane (substance in between the levels of reflective product) transference of heat and or chilly can take place. It isn't going to prevent radiant heat transfer (the primary supply https://cruzuumhz.fare-blog.com/33617412/details-fiction-and-glasswool-insulation-surabaya