Insulating the attic above a garage that is not connected to an hvac system has no appreciable effect on home energy bills.
How to insulate attic above garage.
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.
Take the insulation up to your attic so that you are above the garage ceiling.
Fill the wall with cellulose a substitute for expandable foam through these holes.
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.
Insulating the garage attic.
This is particularly imnportant if you have heating and air in the garage.
It s sold in pre cut batts and long blankets that fit between wall studs and ceiling joists.
Take up the floor allowing you to see the joists.
All you have to do is unroll a piece of insulation long enough to stretch from the ceiling to the floor staple and repeat.
R value refers to how well the insulation resists heat loss.
For example heating and air can come from clothes driers.
You can also get loose fill fiberglass which it suitable for blowing into a garage attic space above a finished ceiling.
Control your attic and hot walls and you can control comfort.
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.
Because the simplest and cheapest way to insulate an attic is to add material to the floor.
This can be done by drilling a hole in the appropriate places as required and by using an insulation blower.
Plan to pull up the flooring and layer new insulation on top of the old.
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.
Fiberglass is the most commonly used type of insulation in garages just as it s the most popular type in homes.
However before you choose any old insulation you want to ensure you get one with the appropriate r value for the garage s climate.
You should have a vapor barrier between the insulation and the ceiling of your garage.
If your media room is above the garage there is typically little to no insulation in the midfloor space.