The Therma Tech™ line of insulated raised steel panel steel doors adds to Northwest Door's reputation for quality, value and stylish designs. Four door series are available, all featuring a natural Thermal Break, the Therma Tech™ (R9), Therma Tech II™ (R10.4), Therma Max™ (R12) and Tri Tech™ (R16). All models are available in (Contemporary) smooth wood grain face, (Traditional) standard raised panels, (Ranch) longer raised panels or (Carriage) style panels. Doors are hot-dipped, galvanized then pre-painted in one of four standard colors: Bright White, Almond, Sandstone, and Brown. Many window designs are available.