Roofing Material On Hot Roof Closed Attic Systems

Warranties on hot roofs.

Roofing material on hot roof closed attic systems. Industry studies show that shingle temperature is only raised by a few degrees with a hot roof. Unfortunately the term hot roof is a misnomer as the roof really is not that much hotter than a normal roof. A hot roof is one where there is. Here are some of the pros and cons of each type of roofing system.

The most commonly chosen and installed roofing system. Additionally insulation serves as a way to enhance sound proofing on the uppermost envelop of your house. When your attic is filled with spray foam insulation to create a hot roof your attic s temperature rises because the thermal envelope is shifted to the underside of your roof because ventilation is not present. This dead space acts as a thermal barrier blocking heat transference from the roof to the interiors below.

Most studies show anywhere from 1 to 5 maximum increase in surface temperature during the sunniest part of the day while at night the surface temperature drops faster than a regularly vented roof. This under the roof application involves installing a reflective material such as aluminum or even a specialized reflective spray treatment that s installed into an attic or space between a home s interior and the roof. A technology on the flipside of an overlay is a roof underpinning or sub roof system called a radiant barrier.