Garage Door Steel Insulated
Overhead Door Thermacore Collection
Insulated steel garage door collection with three-layer steel, polyurethane, and steel construction. The lineup ranges from entry Thermacore through premium high-R-value models.
Construction
3-layer steel/polyurethane/steel
Insulation
Foamed-in-place CFC-free polyurethane
Panel Styles
Standard, Flush, Long Panel, Microgroove, Vertical Short, Vertical Long
Colors
White, Almond, Desert Tan, Sandstone, Brown
R Value By Series
5720: 9.31 · 5740: 12.76 · 5760: 17.5
Warranty By Series
5720: 20-year limited · 5740: Limited Lifetime · 5760: Limited Lifetime
Model Comparison
3 models
| Specification | 5720 | 5740 | 5760 |
|---|---|---|---|
| Model | 5720 | 5740 | 5760 |
| r_value | 9.31 | 12.76 | 17.5 |
| warranty | 20-year limited | Limited Lifetime | Limited Lifetime |
Shared Specifications
All models| construction | 3-layer steel/polyurethane/steel |
| insulation | Foamed-in-place CFC-free polyurethane |
| panel_styles | Standard, Flush, Long Panel, Microgroove, Vertical Short, Vertical Long |
| colors | White, Almond, Desert Tan, Sandstone, Brown |
| r_value_by_series | 5720: 9.31 · 5740: 12.76 · 5760: 17.5 |
| warranty_by_series | 5720: 20-year limited · 5740: Limited Lifetime · 5760: Limited Lifetime |
| dasma_verified | Yes |
| distribution | Red Ribbon Distributor network (450+ North American locations) - no big-box retail |
| dealer_only | Yes |