This is due to uncond.
Room over garage insulation.
Some rooms may have none.
Keep in mind that the structural metal ribbing of garage doors is an excellent conductor of heat and this typically.
Danny lipford in an uninsulated attic over a garage.
Insulating the area in the attic over a garage might keep the temperature a little more stable in the garage but it does little to reduce the amount of energy needed to heat and cool your house so it s not a good investment of your energy dollars.
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.
The only insulation material that creates the air seal you will need to keep your bonus room comfortable is foam insulation.
The interiors of these rooms often.
That room over your garage probably has a low quality envelope compared to the rest of your home especially when it comes to insulation.
It gives us a thermal break.
If there s a room above the garage it s going to be cold because there s a lack of insulation or at least improper insulation.
You can buy insulation kits for standard metal garage doors or you can cut pieces of rigid foam insulation to fit each door panel section.
Don t insulate your garage walls and ceiling without insulating the big garage door too.
This diy solution would helps a homeowner solve a common problem in many homes which is cold hot floors in the rooms above the garage.
The right bonus room insulation will fix a cold or hot room above the garage.
This is why we spray foam garages.
Tim healey as originally built above left the bonus room s air barrier allowed free airflow through the fiberglass insulation under the floor and in the walls.
The author s repair above right created a rigid air barrier that air sealed the living space protected the floor and wall insulation from air infiltration and boosted the wall.
By adding insulation between your garage and the upstairs bedroom and or improving the insulation against your attic knee walls you can bring the envelope surrounding that space up to par with the rest of.
You ll need to inspect the cavities.
Rooms over a garage should have insulation in the walls and ceiling but it may be inadequate.
A garage attic also should be insulated is if there is an air conditioned room above the garage.
In fact rooms that are located over garages are notoriously difficult to heat in the winter and cool in the summer.