"You need these imperfections to surprise people, to make things not too predictable," he says. "That's the essence of this project. Once you step inside, it's anything but a conventional farm house." The poolhouse in a former barn features steel frames and original beams; the pool is sheathed with glass mosaic tiles, and the surround is Belgian bluestone. Photography by Juan Rodrigues and Didier Delmas - ELLEDecor.com