Exterior, Metal, House, Wood, Gable, Concrete, and Butterfly "The roof on the new modules has the same angle as the original hut, but reversed, giving value to the original project, while the new modules acquire a new identity inspired by the pre-existing architectural object," Alejandro says.  Best Exterior Metal Wood Gable Concrete Photos from A Small Guatemalan Hut Gains a Thoughtful Glazed Expansion