Quote:
Originally Posted by DangeloInspections
Understand that typically your garage is NOT conditioned space, so your goal here is insulating the door from the heat gain you get from the sun hitting it. This is especially needed on south facing garage doors. Stopping this radiant heat from entering your garage is your goal. Close your garage door and walk next to the inside of it during the heat of the day...if you feel a lot of heat radiating from it, you most likely would benefit from insulating your door.
Frank
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Frank your comments are basically correct - however we have a south facing garage door and with the soffit and gutter overhang we find that the sun, being very high in the summer, does not hit the door as much as you'd think.
I think a west facing door would be worse.