Overlap and adjust the size of each pad as you go.
How to insulate a garage roof cheaply.
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.
If you didn t do that before you put the frame up you can still do it now although it s going to be.
I wrote a tutorial on how to waterproof and seal your garage walls using drylok.
Here s my step by step process for how i added insulation to my garage.
Start putting the pads into place and use a high strength staple gun to secure them into position.
This is part 1.
If you have a flat garage roof and an attic above you can install the garage insulation from below using a standard ladder.
Insulate garage doors where possible as well as walls and ceilings.
In either case you will need to follow the general steps below to insulate your garage roof.
Measure the height and width between the framing in the ceiling and pre cut the pieces you ll need.
There are different garage ceiling insulating materials you can use but fiberglass is the most widely available.
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.
You can insulate the walls ceiling and door of the garage to the highest r value possible but if you fail to fill those air gaps you ll still be wasting a lot of heat.
Just remember to use thicker r 40 insulation.
It s about time i had a better work environment.
It is strong cheap and adjustable.
Insulating the ceiling of your garage involves the same process as insulating the walls.
You can easily and inexpensively add clear plastic shrink film over windows for added protection against the cold.
Either way you go this diy project should only take a few hours to complete and will save you thousands of dollars over the course of its lifetime.
Fiberglass roll insulation fiberglass roll insulation is the cheapest and easiest type to install provided that your garage s interior walls have not been constructed.
This will help while you re up on the ladder.
Be sure to count the spaces above doors and windows.
You can buy different types of insulation or buy a garage door insulation kit that has everything you need.
Last chance to waterproof your wall.
The easiest and cheapest area is to add insulation on your garage door.
Before you invest in a garage heating system make sure your garage has plenty of insulation.
Unroll the insulation between the wall studs with the vapor barrier facing the inside of the garage.
