In new residential construction, it is fairly easy to install a radiant barrier system ... In Location 5, the radiant barrier is laid out on the attic floor over the top of existing attic insulation.

The simplest is to lay the radiant barrier directly on top of existing attic insulation, with the reflective side up. This is often called the attic floor application. Another way to install a radiant ...

Install a radiant barrier if the attic is prone to overheating in warmer climates. Air seal gaps around plumbing, wiring, or other penetrations to reduce air movement. Adding too much insulation ...

Homeowners often ask if a vapor barrier is necessary for optimizing attic insulation ... or foil-backed fiberglass insulation and is used during insulation installation to block vapor transmission.

Getting the attic insulation balance right can save ... of the wall to boost R-value and prevent air leaks. Install a radiant barrier if the attic is prone to overheating in warmer climates.