Faced Or Unfaced Insulation In Attic Over Garage

Simply peel the facing paper off the top layer of insulation.
Faced or unfaced insulation in attic over garage. The good news is that the solution to your problem isn t that difficult. The primary reason to insulate any part of the home is to provide a thermal barrier between conditioned heated or cooled interior space and the outdoors or unheated spaces such as an unfinished. If you decide to use faced batt insulation instead fit it facing toward the room above the garage. Add vapor retarder to avoid problems arising from the condensation of water droplets on it especially during winters.
When local building codes require a vapor retardant faced insulation is one of the best options. To make things safe cover your unfaced insulation with drywall to prevent the risk of a fire. Facing is a thin layer of paper or plastic attached to one side of batting insulation which is sold in a roll. As you ve discovered since you already had insulation in your attic the layer of new insulation you added should have been unfaced to prevent moisture from becoming trapped between the layers.
The kraft paper itself is highly flammable. The kraft paper on one side of faced insulation keeps moisture from spreading throughout the walls or ceiling. You should only use faced insulation as the first layer of insulation. When adding more insulation to an attic that already has insulation use unfaced insulation.