Insulated Sectional Steel-Back Door Model 470
Model 470
Insulated sectional steel door model 470 is solidly constructed for reliable performance, the insulated sectional steel-back door, is perfect for commercial and industrial applications. The 2” polystyrene insulation delivers superior U-factor of 0.23 (R-value of 9.83).
Categories: Insulated Sectional Steel-Back Doors, Sectional Doors
Overview
Construction
| Product Specifications | |
|---|---|
| Standard Max Width | 20’0″ (6,096 mm) |
| Standard Max Height | 14’1″ (4,293 mm) |
| Panel Thickness | 2″ (51 mm) |
| U-Factor* | .23 |
| R-Value** | 9.83 |
| Exterior Steel | 26-gauge |
| Wind Load | FBC approved wind load options available. |
| Interior Steel | 29-gauge |
| Exterior Surface | Ribbed, woodgrain embossed |
| Insulation | Bonded Polystyrene |
| Standard springs | 10,000 cycles |
| Track | 2″ and 3″ track available in standard fit, high lift, full vertical, low headroom, and follow roof line options |
*U-factor values are independently tested and verified per ANSI/DASMA 105.
**Overhead Door™ Brand uses a calculated door section R-value for our insulated doors
Warranty
- 10 year limited delamination and rust through, 1 year limited on door
Options

Almond

Brown

Desert Tan

Sandstone

White
- Insulated glass, tempered glass, polycarbonate, multi-wall polycarbonate, etc.
- High-usage package
- Wind load options
- Electric operator
- Chain hoist
- Posi-Tension™ drums
- Safety bottom fixture
- Bottom-sensing edge
- Exhaust ports
- Hinge upgrade package
- Residential lite options
- Window Glazing Options
Brochures
Documents
Insulated Sectional Steel-Back Door
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