Insulating the ceiling of your garage involves the same process as insulating the walls.
Install insulation garage ceiling.
Hold the top of the insulation piece to the top of the space between two roof joists with the paper side facing the interior.
Take the cut piece of insulation up to the rafters.
Once the pieces are cut to size installation is fairly straight forward.
There is a school of that maintains that an unheated garage that is attached to the house may get some benefit from insulating the walls and ceilings of the garage since it theoretically offers an additional thermal buffer.
The standard width for joists is 24 inches.
Measure the height and width between the framing in the ceiling and pre cut the pieces you ll need.
Be sure to count the spaces above doors and windows.
To prepare determine the area of the space you plan to insulate and add 10 to 20 percent to account for mistakes and odd spaces you need to fill.
Step 4 staple the piece to the joists shooting the staples through the paper tabs on the sides of the insulation into the sides of the joists.
How to install insulation in garage ceiling for insulating your garage then focus your attention on the bottom of the wall.
Regulate your garage s temperature all year by installing insulation.
This will help while you re up on the ladder.
In reality insulation merely slows the transfer of heat through the insulated barrier wall ceiling floor etc.
Run a bead of silicone caulk along the bottom of the wall between the wood and the concrete.
There should be a continuous ridge and soffit ventilation.
Typically made of fiberglass or cotton sometimes with a paper backing this type of insulation can be purchased in large rolls and cut to fit the space you want to insulate.
Batt insulation is the most cut and dry when it comes to installing garage ceiling insulation.
Purchase rolls or packages of insulation that will fit in the spaces between the ceiling joists.
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.
Set up a stepladder tall enough to work comfortably from.