Exterior, Flat RoofLine, and House Building Type The overall program is centered around the notion of light and shade as a “pervasive experience,” says architect Andrew Bernheimer, whose firm collaborated with Wes Deane of Highland Builders. Double-height skylights alternate along an east–west axis to take advantage of natural light patterns throughout the day. The aluminum-clad wood windows are by Unilux, and the sliding doors are by Arcadia.  Best Photos from An Idyllic Rhode Island Summer Cottage Is the Perfect Escape for a New York Family