Recommendation Insulating Room Over Garage
Its double trouble for temperature control.
Insulating room over garage. Beyond the typical functions of keeping heat cold and dampness in or out insulation can also help you keep the din of the outside from entering your garage. Add insulation to the rooms floors. There are several insulation types you can use including batt or blanket blown-in and spray.
The insulation wont be nearly as thick as the insulation in your garage ceiling but it generally costs less to install. This heated plenum ensures that rooms above the garage stay warm. The average size of a two-car garage is 20 x 22 which is 600 square feet.
The roof rafters are 2 x 8 and 16 apart. And in homes with attic knee walls ie. The room over the garage is about 10 wide and 35 long with 5 kneewalls and a cathedral ceiling.
The absolute best insulation would be to have a high density foam sprayed into each bay and into any voids along garage door headers etc. 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. The simplest way to install is by cutting out a section of the roof and using a blow or spray-in insulation.
If someone spends a lot of time in the garage insulating it may improve their comfort even if it doesnt lower any bills. If your media room is above the garage there is typically little to no insulation in the midfloor space. It takes some creativity but we can provide a solution for this issue as well.
Garage ceiling is plasterboard and developer has confirmed presence of insulation via inspection hole. Spray insulation is best performed by a pro and requires a good bit of setup in advance. You can also try replacing the windows and doors in the garage as those can.