I feel that the metal roof will make a difference by itself but i was wondering about the double bubble insulation under the new metal roof.
Installation of bubble wrap under metal roofing.
New metal roofs open interior with thermal break r value 9 2 downward heat flow r value 4 1 upward heat flow achieved by.
Bubble foil insulation adds a layer of insulating air to the radiant barrier provided by the foil.
Attach it to the purloins with double stick tape to hold it in place until you.
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 additional material will add only about 600 to the install but wasn t sure of any pros and cons of doing this like.
Bubble insulation is specifically designed to control heat gain or loss and prevent interior condensation in all types of metal and metal clad buildings.
Roofing install guide factory rv surplus bt 1834 must be under all vents and accessories on the roof and termination moldings that contact the epdm roofing simply walk the bubble toward the opening and metal or fiberglass wrap decking brite ply membrane lap sealant 501ls fastener termination bar butyl tape retrieve content.
This product like sheet foil should be installed with the foil side facing the metal roofing.
Unroll the foil bubble wrap insulation over the metal joists or purloins that create the frame for the roof.
3 16 or 5mm closed cell polyethylene foam covered on both sides with 0012 inch 0 03mm aluminum facing.
Bubble insulation not only blocks 95 97 of the radiant heat striking its surface it also provides the necessary thermal break to eliminate condensation problems in metal buildings.