Double Bubble Insulation Under Metal Roof

Unroll the foil bubble wrap insulation over the metal joists or purloins that create the frame for the roof.

Double bubble insulation under metal roof.

Double bubble insulation is the most effective bubble insulation with highest r value. All our reflective double bubble products. Foil insulation underlayment is recommended under a metal roof and in most cases the shiny side should be facing up but there s a catch. 3 16 or 5mm closed cell polyethylene foam covered on both sides with 0012 inch 0 03mm aluminum facing.

Double bubble metal roofing insulation. 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. The sun s rays on the metal roof transfers radiant heat inside making it unbearably hot and humid inside the building during summer months. A newer option we like from ecofoil is their double bubble wrap roll insulation for metal buildings.

Cold winter temperatures on the metal roof turns the sheeting cold. If your budget allows we recommend combining one of the other insulation materials with some type of. It s important to know that ecofoil bubble insulation can absolutely be used in conjuction with other forms of traditional insulation for a combination to work against all 3 types of heat transfer. This is why we recommend ecofoil bubble insulation for most metal building applications.

Prodex total is composed of 13 64 inch approx. Our double bubble products are ideal for metal buildings where the control of condensation is necessary. Are two layers of polyethylene industrialized air bubbles bonded between exterior. Make sure that the bubble wrap is sealed air tight too because unconditioned air leaking in under the insulation will defeat the purpose of the bubble wrap.

Foil insulation is a radiant barrier and it works by. Each layer is composed of polyethylene bubbles that function as an additional thermal barrier that helps stop condensation.