Double bubble reflective foil insulation.
Metallic bubble wrap insulation.
48 in x 10 ft roll industrial strength commercial grade no tear radiant barrier wrap for weatherproofing attics windows garages rv s ducts more.
Worth mentioning to get the equivalent r value to what the manufactures claim on the packaging the installer has to use spacers under the insulation to keep the prescribed air gap between the ducts and the foil.
The main one in the latter category is foil faced bubble wrap sold as insulation.
4 6 out of 5 stars 388.
Most metallic bubble wraps are about an r 1.
Our bubble insulation reflects up to 94 of radiant energy in addition to resisting conductive and convective heat transfers thus providing the most effective insulation benefits.
400sqft double bubble reflective foil insulation 4 x 100 ft roll industrial strength commercial grade no tear radiant barrier wrap weatherproofing attics windows garages rv s ducts more 4 4 out of 5 stars 54.
Radiantguard bubble insulation products are industrialized not basic bubble wrap packaging that are manufactured to last and maintain the enclosed air space.