Duratherm Window Corp. is known for producing custom wood windows and doors with two species on the same frame. Popular solid woods include African mahogany, cypress, Douglas fir, and teak. Products have frame depths of up to 10 inches, continuous extruded-silicone weather stripping, and removable interior glass stops, among other advantages. Duratherm Window Corp., 800.996.5558; www.durathermwindow.com.
roger ferris + partners
westport, conn.
roger ferris, aia, riba
www.ferrisarch.com