The Expressions Series with three layer construction provides exceptional strength, insulation and dent resistance as well as a beautiful carriage house appearance. Available in a 1-3/8" (R-6.7) or 2" (R- 9.0) expanded polystyrene insulation, along with thermal break make these doors heat and cold resistant while the tongue-and-groove joint helps seal out wind, rain, and snow. Available in short and long panels with multiple window options, the three-layer Expressions Series is virtually maintenance-free, so the first fabulous impression becomes a lasting impression.