Faced Or Unfaced Insulation For Attic

The insulation can also be used to fill cracks around doors and windows but you ll need to peel off the facing.

Faced or unfaced insulation for attic.

Always use unfaced batts both when laying product for the first time and to prevent moisture from becoming trapped between new and old layers of insulation. Any time you use a faced insulation the paper needs to be facing toward the living space. If you re putting it in an exterior wall the facing is on the interior side of the home where drywall will be laid. It is stapled to studs and joists unlike unfaced batts.

Faced or the type with paper is typically used in first time applications such as in walls ceilings floors and in crawl spaces. 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. As a result of evaporation people breathing and plant respiration air carries some. You should only use faced insulation as the first layer of insulation.

Faced insulation has flanges on the outside of the batt that need to be stapled to the wall studs and joists. You can buy them unfaced or simply remove the paper or foil backing. Here s what you need to know about the facing on attic insulation. So in an attic the paper faces downward and in a crawl space it faces upward.

The same is true for an attic floor. Creating a moisture barrier. Unfaced insulation when adding more insulation to an attic that already has insulation use unfaced insulation. Paper faced insulation means that one side of the insulation material comes lined with paper.

Place a new layer of unfaced batts perpendicular to the old layer to cover any gaps in the lower layer. The insulation should be snug in the cavity but not compressed. Faced insulation is used in exterior walls attics finished basements floors and ceilings. In crawl spaces unfaced insulation is generally only used when adding to existing insulation.

This is usually kraft paper but sometimes other types of paper can be used. The kraft paper itself is highly flammable. What is the right insulation for an attic. Among the many insulation options available for the homeowner there is one that stands above the rest.

Unfaced insulation can greatly reduce the risk of mold mildew or moisture damage in your house. To this end you insulate your home. The kraft paper on one side of faced insulation keeps moisture from spreading throughout the walls or ceiling. To make things safe cover your unfaced insulation with drywall to prevent the risk of a fire.

Unfaced insulation is just insulation without an attached moisture barrier. The facing should aim down toward the living space. Unfinished or uninsulated attics need a layer of protection against air migration.