Garage doorway width (double door): Other common sizes are 14 x 22, 16 x 24 and 14 x 24.
You can get a custom height for an additional cost.
One car garage size square meters. Here are the key numbers: A garage conversion is often overlooked by a homeowner but, they serve as a potential area to expand the square footage of their home. The length of a double car garage is the same as the minimum garage size.