This will make the garage space more appealing to work in and it will allow you to store a greater variety of items that may currently be cluttering up your house.
Insulating ceiling above garage.
If you are insulating the garage ceiling not only by the truss level but also up by the roofline then you must leave at least 1 1 2 to two inches of air between the fiberglass and the underside.
So before insulating go around the garage with a can of low expanding spray foam and seal all gaps and cracks that let in the daylight.
How to insulate a garage door.
Insulating the garage ceiling is a quick and simple way to warm up one of the coldest parts of your home.
Of course adding insulation inside a ceiling is a very complex project that your average homeowner will be hesitant to embark on.
When you have a room built over a garage it becomes important to insulate the garage s ceiling to prevent the heated space above the garage from losing its warmth.
This can be done through blown in insulation and unfaced or faced batt insulation.
When you insulate a garage use insulation with the same rated r value as that used for your home s walls and ceiling.
If you have a conditioned room over your garage it would be a good idea to insulate the garage ceiling if it s easily accessible.
Garage ceiling insulation is cheap accessible and easy to install.
Insulating the attic above the garage will help keep temperatures in the garage a bit more stable but it won t have any appreciable effect on energy bills.
To insulate the floor of the room above the garage seal the space between the floor of the room and the ceiling of the garage and the top plate and the header joist with insulation.
When you should insulate the garage if your home s hvac system does extend into the garage then the attic above it should be insulated as it would for any other room of the house.
But since it s a floor to the room insulating it won t have as much of an effect as the room s ceiling.
Similar to wearing a hat in the winter you need to make sure the top of the garage is protected to trap the heat in.
Insulating a garage door can be more involved than insulating the walls and ceiling.
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.
If you have a bedroom directly above the garage that room will experience the wrath of the weather outside if your garage does not have proper insulation.