This can be done by drilling a hole in the appropriate places as required and by using an insulation blower.
How to insulate attic above garage.
Another thing we do to address the media room problem is to address the flooring.
Take up the floor allowing you to see the joists.
The layer of insulation should be even throughout and the garage should be kept well ventilated.
Fiberglass is the most commonly used type of insulation in garages just as it s the most popular type in homes.
Fill the wall with cellulose a substitute for expandable foam through these holes.
However before you choose any old insulation you want to ensure you get one with the appropriate r value for the garage s climate.
Install a storm door between the garage and the house to protect your home against the elements and seal any gaps that may allow wind or rain into the garage.
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.
Insulating the attic above a garage that is not connected to an hvac system has no appreciable effect on home energy bills.
It s sold in pre cut batts and long blankets that fit between wall studs and ceiling joists.
Plan to pull up the flooring and layer new insulation on top of the old.
Because the simplest and cheapest way to insulate an attic is to add material to the floor.
Although it won t cut down on the noise insulating the attic of your garage will make it possible to heat or cool the space with a small space heater or window air conditioner.
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.
For example heating and air can come from clothes driers.
R value refers to how well the insulation resists heat loss.
You can also get loose fill fiberglass which it suitable for blowing into a garage attic space above a finished ceiling.
If you re lucky enough to have a ceiling and attic access to your garage adding a basic level of insulation up there is a good idea.
If your media room is above the garage there is typically little to no insulation in the midfloor space.
You should have a vapor barrier between the insulation and the ceiling of your garage.
Insulating the garage attic.
Take the insulation up to your attic so that you are above the garage ceiling.