Gardens, Grass, Exterior, Wood Siding Material, Barn Building Type, House Building Type, Gable RoofLine, Cabin Building Type, and Farmhouse Building Type While the house is a private sanctuary, the barn is a gathering place, especially in summer. On its lower level, a studio apartment recalls the main house with its Intus windows oriented to maximize solar gain.  Photo 6 of 13 in A Passive House and "Sauna Tower" Join a 19th-Century Barn in the Hudson Valley