For a picture of this in action you can check out the product listing on amazon.
How to install radiant barrier roof decking.
Radiant barrier installation attic radiant barrier installation most of the heat entering a home comes through the roof.
A radiant barrier reduces the radiant heat transfer from the underside of the roof to the other surfaces in the attic.
A radiant barrier is typically stapled to the bottom truss chords against the deck sheathing.
Up to 97 of radiant heat from the sun is reflected by solarbord so the attic can be up to 30 cooler.
Radiant barriers are graded on three levels.
This improved energy efficiency makes thermostat radiant barrier the ideal choice for new homes additions and renovations in warm to hot climates.
Perforated material is preferable for this job.
Upgrading the insulation to a higher r value insulating the ductwork installinga cool roof sealing any of the penetrations in the ceiling as well as.
One of the reasons our radiant barrier products are so popular with diy homeowners and professional radiant barrier installers is that they are inexpensive and easy to install.
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.
How radiant barrier sheathing works.
Radiant barriers reduces the radiant heat transfer from the roof to the interior of your attic.
When installing any structural roof sheathing you are required to ensure the sheathing is spaced a minimum of 1 8 at all joints to allow for expansion and contraction due to changes in moisture conditions.
When installing radiant barrier roof sheathing ensure that the manufacturer s instructions are followed carefully.
The hot roof material then radiates its gained heat energy onto the cooler attic surfaces including the air ducts and the attic floor.
Installation methods include radiant barrier draped over the rafters applied directly to the roof sheathing stapling to the bottom of the rafters and even laying radiant barrier.
A radiant barrier works best when it is perpendicular to the radiant energy striking it.
This means the rest of the house will be cooler too.
A house protected by solarbord radiant barrier sheathing has a head start on comfort.
Emmisivity this is expresses as a number between 0 and 1 and it is the amount of radiant energy that is emitted back onto a black surface of equal area and temperature.
This do it yourself radiant barrier method is used primarily in new construction or when replacing roof decking.
As radiant barrier sheathing is only one component of the roof and attic space you mightconsider also.
Unroll the radiant barrier over the top of the roof trusses or joists.
It works similarly to stapling to roof cords however is easier to install.
Under the roof decking.