Visually inspect the interior roof area.
How should reflective foil in the attic be installed.
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How to install reflective foil in an attic.
Access the attic and measure the floor space s length and width with measuring tape.
This is probably the easiest method to install radiant barrier atticfoil is to lay the foil out over the existing insulation on the attic floor.
The radiant barrier should be installed in a manner to minimize dust accumulation on the reflective surface.
Make sure the fill s depth is uniform across the attic.
Laying foil over on top of insulation on the attic floor.
When the sun heats a roof it s primarily the sun s radiant energy that makes the roof hot.
The attic overheats the house becomes warmer and your air conditioning bill goes through the roof.
Fasten blocking around the hatch or door to allow the material to be installed around this area without escaping.
This method also reduces the heat subject to attic mounted ac duct work thereby allowing them to work more efficiently.
The radiant foil barrier reflects all that heat back into the air space between it and the.
The key to using reflectix properly is that you should take a little time to understand how reflective insulation works in the first place.
Roll out the.
This method can be used in any climate though it historically has been most popular in colder climates.
For the majority of installations there are basically two different methods used to install radiant barrier foil in an attic.
To make it easy to eyeball how level the material is as you blow it in screw depth guides to joists throughout the space.
You can also roll out the reflective foil directly on top of attic insulation and get a benefit in the winter and summer.
The first is stapling foil to the bottom of the roof rafters the second is laying it out over the existing attic ceiling insulation.
The reflectix site provides a great range of information about this and about how it differs from other types of insulation.
Much of this heat travels by conduction through the roofing materials to the attic side of the roof.