"Pulling the buildings apart allows what is not a big house to feel really big," says architect Jonathan Feldman of the sustainable retirement home he built for a couple in California. "Because of the ways it opens up, it feels much more expansive than it really is."  Photo 13 of 16 in The 7 Main Roof Types—and What You Need to Know About Them from Sustainable Retirement Home in Tune with California Landscape

The 7 Main Roof Types—and What You Need to Know About Them

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The Butterfly House by Feldman Architecture in California allows for expansive views on either end of the house because of the butterfly roof shape.