Double bubble reflective foil insulation 24 inch x 10 ft roll industrial strength commercial grade no tear radiant barrier wrap for weatherproofing attics windows garages rv s ducts more.
Foil backed bubble wrap insulation.
Some insulation materials don t work 100 on trapped air.
These are the multifoil materials which include foil backed bubble wrap.
Foil faced bubble wrap is composed of either one single bubble or two double bubble layers of mylar air bubbles sandwiched between two metalized surfaces.
I have heard some say that the insulation could be installed loosely to maintain the gap.
Most metallic bubble wraps are about an r 1.
3 16 or 5mm closed cell polyethylene foam covered on both sides with 0012 inch 0 03mm aluminum facing.
This effectively acts like a mirror reflecting heat back to where it came from.
Prodex total is composed of 13 64 inch approx.