Exterior, Cabin Building Type, Wood Siding Material, Gable RoofLine, and House Building Type The solar panels on the roof often get covered in a heavy layer of snow, but with periodic clearing, they are as effective during the sunny days of winter as they are during fairer weather.  Photo 2 of 10 in The Best-Shaped House For Every Climate in the U.S. and Tips For Optimizing Sustainability from Snow Proofed Hillside Family Home in Austria