Faced Or Unfaced Insulation For Attic Floor

Whether you choose faced or unfaced insulation for the attic depends on the.

Faced or unfaced insulation for attic floor.

It s important to use the right type of insulation to prevent moisture problems in your attic. The facing should aim down toward the living space. The primary function of the vapor retarder is to keep moisture from spreading within the walls and throughout the house. Faced insulation has flanges on the outside of the batt that need to be stapled to the wall studs and joists.

When to use faced or unfaced attic insulation attic insulation is available with and without a paper facing. This is usually kraft paper but sometimes other types of paper can be used. Facing is a thin layer of paper or plastic attached to one side of batting insulation which is sold in a roll. But if the floor is covered in plywood you can t stuff enough insulation beneath it to do the job sufficiently not even in warm climates.

Because the simplest and cheapest way to insulate an attic is to add material to the floor. Any potential changes can be secured by asking your local insulation dealer. The facing contains a thin layer of asphalt which acts as a vapor barrier to block moisture. The same is true for an attic floor.

So in an attic the paper faces downward and in a crawl space it faces upward. The purpose and way to apply is basically the same. Any time you use a faced insulation the paper needs to be facing toward the living space. That s how the barrier is made effective.

Unlike unfaced insulation faced insulation has a vapor retarder that keeps moisture out. More often than not faced insulation is made out fiberglass. Paper faced insulation means that one side of the insulation material comes lined with paper. Experts refer to insulation as faced or unfaced basically faced insulation has a vapor barrier and unfaced insulation does not.

Like blanket or batt insulation foam board comes in faced and unfaced varieties. Faced insulation is a familiar type of insulation that often comes in rolls or batts and gets stapled to joists or other beams. Plan to pull up the flooring and layer new insulation on top of the old. In other words the facing usually faces in toward the living space or into the attic or basement area in unfinished attics and basements.