Site constraints included an existing, recently constructed house on 7.5 acres confi ned by wetlands and forest conservation easements. The owners wanted an expansive screened porch, a guest suite with a separate entrance; an exercise room; a larger garage with an additional car bay and generous storage space, a more appropriate rear entrance; a more functional laundry; and a larger, more functional mud room. The addition was designed to look as if it were part of the original structure, with th...