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Polyurethane DoorsClimate control, reliability, durability-- our premier, thermally broken, polyurethane insulated steel garage doors have it all, providing excellent temperature control, energy efficiency and long-lasting service for a wide range of applications, such as firehouses, warehouses, and municipal buildings.  
| Model | Thickness | Emboss | Exterior Steel | Pattern |  | R-Value* |  
| 3730 | 3" | Stucco | 27 Gauge | Ribbed |  | 22.2 |  
 
| 3722 | 2" | Stucco | 20 Gauge | Flush |  | 18.4 |  
| 3730 | 2" | Stucco | 24 Gauge | Ribbed |  | 18.4 |  
| 3720 | 2" | Stucco | 27 Gauge | Ribbed |  | 18.4 |  
| 3717 | 1 3/4"  | Stucco | 27 Gauge | Ribbed |  | 16.2 |  
| 3718 | 1 3/4" | Stucco | 27 Gauge | Flush |  | 16.2 |  
| 3715 | 1 3/8" | Stucco | 27 Gauge | Ribbed |  | 12.9 |  *Calculated section R-value in accordance with DASMA TDS-163. 
       
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