Radiant barrier installation attic radiant barrier installation most of the heat entering a home comes through the roof.
How to install roof insulation foil.
Foil insulation is insulation that has a thin layer of reflective foil on one or both sides and is designed to reflect heat.
Foil insulation underlayment is recommended under a metal roof and in most cases the shiny side should be facing up but there s a catch.
Foil insulation is a radiant barrier and it works by.
Reflective foil insulation installation on a roof is usually done in the ceiling attics or other spaces that separate the roof from the ceiling.
Most commonly it s supplied as sheets used for sarking laminated onto plasterboard or expanded polystyrene xps or supplied as a backing on concertina style batts.
If you choose the former we recommend you start out from the bottom and work your way up by ensuring the insulation overlaps at each junction it meets.
Foil insulation can take any one of a number forms.
How to install foil insulation on roof.
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.
The process is more tricky than installing foil insulation during the construction of a property but can be undertaken if need be.
A guide for installing foil insulation over the rafters it s up to you whether you want to apply the foil insulation on the rafters in a horizontal or vertical manner.