For the majority of installations there are basically two different methods used to install radiant barrier foil in an attic.
Radiant barrier installation in attic.
When laying the foil insulation it is not.
The first is stapling foil to the bottom of the roof rafters the second is laying it out over the existing attic ceiling insulation.
Continue covering the attic floor by overlapping each section of radiant barrier already rolled out by 2 inches.
Staples should be placed 14 to 18 inches apart.
The barriers consist of a highly reflective material that reflects radiant heat rather than absorbing it.
Measure and cut the foil before going in the attic.
Roofs under 8 ft tall from inside the attic sq footage x 1 2 for really.
How to install radiant barrier on attic rafters in 5 steps step 1.
Radiant barriers are installed in homes usually in attics primarily to reduce summer heat gain and reduce cooling costs.
Determine how much you need.
Unroll the radiant barrier hold in place and staple to bottom of roof joists.
They don t however reduce heat conduction like thermal insulation materials.