Home Depot - Foil sound barrier styrofoam panels............................... styrofoam insulation with sound barrier foil on them. They are 4' wide by 8' tall, weigh about 3 pounds each, and are only $10.00 a panel.
Gallery Collection 8 ft. x 7 ft. 18.4 R-Value Intellicore Insulated Ultra-Grain Walnut Garage Door with Arch Window
The durable steel Gallery Collection of garage doors from Clopay look stunning. They're also well insulated against the cold with impressive R-values ranging from 6.5 to 18.4. These doors are certain to add value to your home and boost your curb appeal.
Converted Garage: glass overhead door, mini split a/c with heat pump, insulated outside walls and attic, cheap temporary paint for the floor, ceiling fan added, light tracks added, glass panel exterior door added to kitchen, paint, trim, (wood panels added on north wall to save time on fixing holes for insulation)