Our Classic Steel Garage Door Model 9100 and 9600 feature pinch resistant door panels. Chosen by homeowners for its strength, durability, and gracious design, this steel garage door models have polyurethane foamed-in-place insulation. Model 9100 is made with three layers of construction (steel/polyurethane/ToughGuard®) and has an R-value* of 9. Constructed the same way, but with a steel backer, the Model 9600 has an R-value of 11, adding to your home's thermal efficiency.