Radiant Barrier Vs Insulation On Gable Side Of Attic

The roof design is a simple 8 12 pitch gable.

Radiant barrier vs insulation on gable side of attic.

I was looking at getting insulation blown in as well as potentially adding an attic fan gable mounted and then i saw some articles online about radiant barriers. Also the greater the temperature difference between the sides of the radiant barrier material the greater the benefits a radiant barrier. 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. A radiant barrier works best when it is perpendicular to the radiant energy striking it.

Radiant barrier installation attic radiant barrier installation most of the heat entering a home comes through the roof. Unlike fiberglass cellulose and other traditional thermal insulation radiant barrier isn t installed on the attic floor instead it s installed in the attic ceiling just below the roof. Radiant barriers are utilized to reduce summer heat gain in attics and help to improve the efficiency of green building envelopes. When installing attic insulation a case can be made for both radiant barrier sheathing with typical types of insulation as well as spray foam insulation.

Radiant barrier sheathing is inexpensive and reflects thermal radiation to keep attic spaces cool. So the ac was leaking into the attic and the insulation is awful energy bills were high to boot. By reducing the amount of radiant heat reaching the insulation in your attic the insulation remains cooler and is able to keep your home more comfortable. A radiant barrier reduces the radiant heat transfer from the underside of the roof to the other surfaces in the attic.

Unlike traditional thick layers of insulation radiant barrier is a thin reflective material. Type of radiant barrier application size of your house whether your home is a ranch style or a two story house amount of insulation in the attic effectiveness of attic ventilation color of the roof thermostat settings tightness of the building envelope actual weather conditions efficiency of the heating and. Radiantguard radiant barrier foil insulation installed in an attics can reduce attic temperatures by up to 30 degrees when stapled with a staple gun to the underside of roof rafters by reflecting up to 97 of the radiant heat that strikes its surface thereby reducing heat. We take a look at how radiant barriers work the different types of radiant barriers and some of the.

The insulation sub recommended using closed cell foam and blown. Here is an excellent video demonstration from youtube that clearly shows how a radiant barrier is intended to supplement your existing insulation. Radiant barrier is a home insulation type that is focused on reducing summer heat gain. The insructions for the fan say to cover the vents closest to the fan so the fan can pull the air fron the other side of the attic.

A number of factors should be taken into consideration when choosing between these two especially the climate zone that you re building in.