That's why I constructed a 10- by 12-ft. shed with a loft some years ago. Although I intended to fill the bays with insulation, I never got around to it. As it turns out, it hasn't mattered much.

When it's time to insulate your shed, you'll know it. You'll try to store something and find that the elements aren't cooperating. It's too hot in summer and too cold in winter, and nothing you do ...