Radiant Barrier Vs Metal Roof

A radiant barrier reduces the radiant heat transfer from the underside of the roof to the other surfaces in the attic.

Radiant barrier vs metal roof.

A single layer installed closest to the outside. Furring strips horizontally across studs sheetrock drywall. However it is also used in wall systems. Whichever your situation may be a conditioned or non conditioned metal structure the bottom line is this.

How does it pay to add a radiant barrier with a new roof. Foil backed osb is applied mostly in attics. A radiant barrier works best when it is perpendicular to the radiant energy striking it. Will a radiant barrier work under the shingles.

A radiant barrier can be effective with an asphalt shingle roof only when installed inside the attic either to the underside of the roof decking or to the underside of the roof rafters. A radiant barrier can lower heat transfer from attics to the building below keep the attic space cooler and lower cooling costs by up to 17 in warmer climates. Radiant barriers are utilized to reduce summer heat gain in attics and help to improve the efficiency of green building envelopes. We take a look at how radiant barriers work the different types of radiant barriers and some of the.

Insulation radiant barrier roof. Installing a radiant barrier underneath the roof will cause the roof temperature to increase by a few degrees usually 2 10º. In these attic space applications there is an air space below the radiant barrier. The hot roof material then radiates its gained heat energy onto the cooler attic surfaces including the air ducts and the attic floor.

Hear tom s email answers. That calculation depends on the incremental cost of the radiant barrier installation the thermal characteristics of your building envelope your local energy costs the annual run time of your air conditioner none of which we know. A radiant barrier will help reduce heat transfer from your metal roof to your attic. Adding a radiant barrier is the biggest improvement you can make for the smallest initial investment.

Oriented strand board osb with a thin layer of low emitting aluminum foil attached to one side is a common type of thermal radiant barrier sheathing.