Faced Or Unfaced Insulation In Attic Floor

This is usually kraft paper but sometimes other types of paper can be used.

Faced or unfaced insulation in attic floor.

The same is true for an attic floor. It s important not to lay faced insulation on top of faced insulation. In crawl spaces unfaced insulation is generally only used when adding to existing insulation. If the attic doesn t have any existing insulation use faced insulation with the paper facing toward the heated living space.

Unfinished or uninsulated attics need a layer of protection against air migration. More often than not faced insulation is made out fiberglass. The facing should aim down toward the living space. Paper faced insulation means that one side of the insulation material comes lined with paper.

Among the many insulation options available for the homeowner there is one that stands above the rest. The primary function of the vapor retarder is to keep moisture from spreading within the walls and throughout the house. Unfaced insulation is just insulation without an attached moisture barrier. If you re using unfaced insulation in an area where a vapor barrier is required or recommended you may be able to add your own barrier using plastic sheeting.

Unlike unfaced insulation faced insulation has a vapor retarder that keeps moisture out. The batting material must be faced and at least as thick as the. If you re putting it in an exterior wall the facing is on the interior side of the home where drywall will be laid. Faced insulation has flanges on the outside of the batt that need to be stapled to the wall studs and joists.