Keep in mind that the structural metal ribbing of garage doors is an excellent conductor of.
What insulation to use for garage walls.
Garage door insulation kit.
If you already have drywall installed around your garage but don t have it insulated then blown in insulation may be the answer.
This combination ensures that the insulation is neither too loose nor too tightly packed within the walls.
Find your zone on the map and then use the above insulation r value chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.
These r values are a sum meaning this should be the total r value once you add up the entire depth of insulation.
Don t insulate your garage walls and ceiling without insulating the big garage door too.
Garage door insulation.
Adding insulation to your garage walls is going to be a little more complex of a project.
Some newer homes may have walls built with 2x6 studs.
Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.
And don t forget to take flooring into account.
Use this guide on the best garage door insulation kits to find one that works for you.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
Use r 19 or r 21 kraft faced fiberglass insulation for two by six 2x6 walls.
If you have gaps and cracks in your wall you ll need to fill them in to make sure outside temperatures don t creep inside.
Insulation for 2x6 walls.
For example while an epoxy coating will add a protective layer to the floor it won t necessarily add insulating.
What insulation to use in the garage.
I wrote a big article discussing whether you should insulate your garage.
As the main barrier to the exterior adding insulation on your garage door is strongly recommended for every homeowner.
You don t have to use a kit for the garage door but we recommend it.
Check it out for more details and specific recommendations.
This is especially true for anyone that has an interior wall connected to the garage.
You can buy insulation kits for standard metal garage doors or you can cut pieces of rigid foam insulation to fit each door panel section.
If the walls and ceiling are closed in consider using loose fill insulation as this form of insulation uses a machine to get the insulation where it needs to go through a hole in the sheetrock.
Use the same insulation to insulate the garage as that used for the home s exterior walls.