Faced Or Unfaced Insulation For Attic Floor

Any time you use a faced insulation the paper needs to be facing toward the living space.

Faced or unfaced insulation for attic floor.

Whether you choose faced or unfaced insulation for the attic depends on the. 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. Facing is a thin layer of paper or plastic attached to one side of batting insulation which is sold in a roll.

The primary function of the vapor retarder is to keep moisture from spreading within the walls and throughout the house. The same is true for an attic floor. When to use faced or unfaced attic insulation attic insulation is available with and without a paper facing. Like blanket or batt insulation foam board comes in faced and unfaced varieties.

Plan to pull up the flooring and layer new insulation on top of the old. 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. Experts refer to insulation as faced or unfaced basically faced insulation has a vapor barrier and unfaced insulation does not. The facing contains a thin layer of asphalt which acts as a vapor barrier to block moisture.

For this reason faced insulation is typically installed on the warm in winter side of the wall. If a moisture barrier is required or recommended in your climate zone you will want to use the faced board again reflective facing is a good choice to insulate your walls. This is usually kraft paper but sometimes other types of paper can be used. More often than not faced insulation is made out fiberglass.

Faced insulation is a familiar type of insulation that often comes in rolls or batts and gets stapled to joists or other beams. Because the simplest and cheapest way to insulate an attic is to add material to the floor. Paper faced insulation means that one side of the insulation material comes lined with paper. That s how the barrier is made effective.

The purpose and way to apply is basically the same. Any potential changes can be secured by asking your local insulation dealer. Unlike unfaced insulation faced insulation has a vapor retarder that keeps moisture out. Faced insulation has flanges on the outside of the batt that need to be stapled to the wall studs and joists.