Best Insulation For Attic Over Garage

Many garages have an attic above them.

Best insulation for attic over garage.

Fiberglass is the most commonly used type of insulation in garages just as it s the most popular type in homes. Attic hatch or door. Fiberglass insulation designed for walls usually comes with a vapor retarder known as kraft facing. It s sold in pre cut batts and long blankets that fit between wall studs and ceiling joists.

However if your attic gets very hot in the summer insulating the ceiling may reduce some of the heat transferred from the attic to the garage space via conduction through the ceiling materials. Affix rigid foam insulation to the attic side of the hatch or door. Add weatherstripping around the perimeter and a sweep to the door of a walk up attic. The insulation will keep the naturally hot or cold air in the garage and the artificially warmed or cooled air in the room above it.

A contractor will come and open up a hole in the wall pump in a cellulose insulating material and then patch up the opening. A garage attic also should be insulated is if there is an air conditioned room above the garage. This is a wide open drafty space that homeowners typically use for storage. But what many may not know is an uninsulated attic drains energy and money.

Adding insulation to a garage will help moderate temperature extremes particularly if the garage space is attached to a house. On the same hand if there is a bedroom above the garage and not an attic the same concept applies. Building codes differ by jurisdiction so be sure to check your. You can also get loose fill fiberglass which it suitable for blowing into a garage attic space above a finished ceiling.

When you re insulating a garage wall that is attached to your home you need to install the insulation backwards. If the joists are 10 inches deep the cavity can take high density r 30 insulation which is 8 1 2 inches thick more than enough for floor insulation. The paper side of fiberglass insulation is typically installed facing the living spaces in your home. Insulating an attached garage may help lower heating and cooling costs since it provides a buffer space between the home s interior and the outdoors.