If the garage is unconditioned meaning there is no mini split or duct going to the garage there is no reason to insulate the garage s attic.
No insulation in attic above garage.
Convert un garage attic e to storage copewood.
Homeowners also should insulate a garage completely including in the attic above it if they plan on turning the garage into another air conditioned room.
Insulation is used reduce the transference of heat between conditioned area your house and non condition areas garage and outdoors.
December 21 2019 by zamira leave a comment.
There are better ways to spend your money on garage improvements that may help lower your energy bills.
If you do not heat or cool an area it is considered to be unconditioned.
This is why we spray foam garages.
Instead of insulating the garage attic.
Please be more specific about an uninsulated garage can contribute to mold mildew under any circumstances.
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.
Again the answer is no.
No insulation in attic above garage.
As long as the home s walls that it shares with the garage are insulated that is fine.
It gives us a thermal break.
There is no need and no benefit from insulating an unconditioned space.
Home insulation types of mon attic insulation defects attic insulation types cathedral ceiling with foam board insulating a garage is it worth the money.
If you re using your garage enough to warrant installing a heater and or air conditioner by all means you should insulate the ceiling between the garage and an unfinished attic space above.
Studies for our climate have shown that no significant amount of savings were seen by insulating an unconditioned garage.
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.
If uninsulated and lack of ventilation the heat will rise to the bottom of the roof sheathing and cool down due to exterior temperatures at night and in the winter.
When the heat rises it will pass into the attic.
Because the simplest and cheapest way to insulate an attic is to add material to the floor.
As long as the ceiling above the living area is insulated that is fine.
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.