Installing Kraft Faced Insulation Attic

How to install kraft faced insulation.

Installing kraft faced insulation attic.

You can use either faced or unfaced batting for this installation. If you re installing additional insulation in an attic that s already insulated use unfaced insulation that doesn t have a vapor barrier. Any existing batt or roll insulation in the attic should have the facing against the attic drywall floor or no facing at all. Fit the insulation into the framing cavity starting at the top for walls or at one end for.

Insulation should be rolled out perpendicular to the joists and unfaced rolls should be used. If your attic floor has no insulation install faced batts or faced rolls between each joist with the moisture barrier facing down against the drywall or plaster ceiling below. Cut the insulation roll or batt to fit the length of the framing cavity if necessary. Batt or rolled insulation or blown loose fill insulation fiberglass or cellulose can be installed on top of old insulation.

Run the unfaced strips perpendicular to the joists and butt each strip tightly together to form an airtight blanket of insulation. So if you re installing insulation in an attic that doesn t have any used faced insulation and put the paper side down toward the ceiling. Now here s a situation where a homeowner what looks like many years ago added insulation they added a three inch layer but. To this end you insulate your home.

The insulation should be snug in the cavity but not compressed. Paper faced insulation means that one side of the insulation material comes lined with paper. When using insulation that has either paper or plastic facing. This is usually kraft paper but sometimes other types of paper can be used.

Kraft faced insulation should be installed in exterior walls exterior basement walls and attic ceilings by pressing the product into the wall cavity with the paper side facing outward towards the installer. If there is already insulation between the joists increase the r value by installing unfaced roll insulation right on top. Install batting between the roof rafters for finished attic spaces. Part 1 of an owens corning instructional video which shows the proper techniques fo.