Bubble Wrap Under Metal Roofing

A newer option we like from ecofoil is their double bubble wrap roll insulation for metal buildings.

Bubble wrap under metal roofing.

Quality metal roofing s bubble installation is a single or double layer of polyethylene bubbles bounded to and sandwiched between a radiant barrier metalized foil and white polyethylene sheet. If you must insulate near the metal use spray foam insulation sprayed directly on the metal. 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.

The 2 x4s under it will give space for air circulation to help dry the sweating. Bubble insulation is specifically designed to control heat gain or loss and prevent interior condensation in all types of metal and metal clad buildings. Each layer is composed of polyethylene bubbles that function as an additional thermal barrier that helps stop condensation. The many style options of metal roofs metal roofing comes in numerous styles that mimic modern architectural shingles unique clay tiles traditional standing seams metal roofs with panels that run vertically up the.

This product like sheet foil should be installed with the foil side facing the metal roofing. Bubble foil insulation adds a layer of insulating air to the radiant barrier provided by the foil. Cold winter temperatures on the metal roof turns the sheeting cold. 3 16 or 5mm closed cell polyethylene foam covered on both sides with 0012 inch 0 03mm aluminum facing.

Long term in service roof performance can be affected by several important factors including. Double bubble metal roofing insulation don t install a metal roof without insulating it you ll experience excessive heat cold and water. That will put the condensation point inside the foam where the air cant get to and thus no condensation. A metal roof under the same conditions may stay more than 50 f cooler than an asphalt roof which saves both energy and money.

The metal roofing system and its expected service life the climate at the building location roof slope and geometry and ambient conditions temperature relative humidity within the building. Prodex total is composed of 13 64 inch approx.