Thermacore® Sectional Steel Doors – 594
Model 594
The Thermacore® Sectional Door Model 594 offers excellent thermal efficiency for medium-duty applications. The Model 594 doors feature a raised-panel, wood-grain textured surface for a more decorative appearance. This product is an exceptionally popular choice for RV door applications.
Categories: Sectional Doors, Thermacore® Sectional Steel Doors
Overview
Construction
| Product Specifications | |
|---|---|
| Standard Max Width | 20'2" (6147 mm) |
| Standard Max Height | 16'1" (4902 mm) |
| Panel thickness | 1 3/8" (35 mm) |
| U-factor* | .15 |
| R-value** | 12.76 (K m2/W) |
| Air infiltration | at 25 mph (40 kmp/h) .15 cfm/ft2 (2.74 m3/hr/m2) |
| Thermal break | Hot melt |
| Exterior Steel | .012" (.3 mm) galv. |
| Exterior Surface | Ribbed, textured |
| Standard Springs | 10,000 cycles |
*U-factor values are independently tested and verified per ANSI/DASMA 105.
**Overhead Door uses a calculated door section R-value for our insulated doors.
Warranty
- 10 year limited delamination
- 1 year limited on door
- 3 year/20,000 cycle limited on door & operator system (when purchased together; on material and workmanship)
- 20 year limited on high performance fluoropolymer coating option
Options

Raised Panel

White

Desert Tan

Almond

Sandstone

Forest Green

Brown

Terra Bronze

Trinar White

Trinar Beige

Trinar Brown
High performance fluoropolymer coating (Trinar® or equivalent) finish option available in white, brown and beige. Offers superior performance.
Actual door color may vary from the digital representation shown here. Color samples are available by request through your Overhead Door™ Distributor.
- Chain Hoist or Electric Operator is recommended for doors above 10’ tall or more than 400 pounds
- Insulated glass, tempered glass, polycarbonate, multi-wall polycarbonate, etc.
- Aluminum sash section available up to 20'2" (6147 mm) wide
- High performance fluoropolymer coating (Trinar® or equivalent)
- High-usage package
- Wind load options
- Electric operator
- Chain hoist
- Posi-Tension™ drums
- Safety bottom fixture
- Bottom-sensing edge
- Flexible jamb, header seal
- Exhaust ports
- Window Glazing Options
Brochures
Documents
Thermacore® Sectional Steel Doors
Related products
Sectional Steel Door Model 422
Model 422
Sectional Steel Door model 422 door is ideal for heavy-duty applications requiring protection against the elements. These doors feature a 2" (51 mm) panel thickness, 16-gauge steel intermediate and end stiles, ribbed steel exterior and 26-gauge steel back cover in a white finish. Polystyrene insulation provides an R-value of 7.35. The Model 422 is a 20-gauge steel door available in sizes up to 29´2" in width and 24´1" in height (8890 mm and 7341 mm). A multitude of options -- including reinforcing struts, movable center posts, and motor operation allow these insulated heavy-duty doors to be used in a variety of commercial and industrial environments.
Sectional Steel Door Model 430
Model 430
Sectional steel door model 430 is available in sizes up to 20´2" (6147 mm) in width and 16´1" (4902 mm) in height for a variety of medium-duty applications. These doors feature a 2" (51 mm) panel thickness and a nominal 24-gauge, ribbed, white galvanized steel exterior with 16-gauge steel intermediate and end stiles (Industrial Brown exterior is available). The Model 430 is customizable to any project specification with a variety of additionally available options.
Sectional Steel Door Model 432
Model 432
Sectional steel door model 432 offer a 2" (51 mm) panel thickness, a nominal 24-gauge ribbed galvanized steel exterior, and a poly-bonded back cover. Polystyrene insulation provides an R-value of 7.35. A variety of options makes this door an economical solution for applications requiring a medium-duty insulated steel door.
Sectional Warehouse Doors
Model 406
Our Sectional Warehouse Doors provide a highly efficient design for strength and longevity for use in demanding commercial settings. They feature full 2” thickness for ultimate strength and durability. Optional insulation consists of 1 5/16” expanded polystyrene throughout the door. Both steel and polylaminate backer choices are available to ensure these models are well-suited for a wide range of applications.
Sectional Warehouse Doors
Model 401
Our Sectional Warehouse Doors provide a highly efficient design for strength and longevity for use in demanding commercial settings. They feature full 2” thickness for ultimate strength and durability. Optional insulation consists of 1 5/16” expanded polystyrene throughout the door. Both steel and polylaminate backer choices are available to ensure these models are well-suited for a wide range of applications.
Sectional Warehouse Doors
Model 405
Our Sectional Warehouse Doors provide a highly efficient design for strength and longevity for use in demanding commercial settings. They feature full 2” thickness for ultimate strength and durability. Optional insulation consists of 1 5/16” expanded polystyrene throughout the door. Both steel and polylaminate backer choices are available to ensure these models are well-suited for a wide range of applications.
Thermacore® Advanced Performance Door – 850
Model 850
Thermacore® AP Door Model 850 is engineered to deliver advanced performance in commercial and industrial applications where climate control, durability and ease of maintenance are primary concerns. This sectional steel door system presents the most advanced thermal performance values published by any major US manufacturer of 3" commercial insulated sectional doors.
The Thermacore® AP door system’s advanced performance answers the demand for more thermal efficiency, reliability, durability and design flexibility. The 850 door is the ideal choice for thermal protection against heat or cold in heavy duty applications, including: agricultural buildings, food and beverage storage facilities, pharmaceutical facilities, climate controlled facilities, industrial manufacturing facilities, government facilities, and shipping and receiving docks.
Thermacore® Sectional Steel Door – 591
Model 591
When your project requires a sectional door with an exceptional degree of thermal efficiency, the Thermacore® Sectional Steel Door Model 591 is a proven performer. The Thermacore® steel-polyurethane-steel panel construction provides a thermal barrier that withstands extreme climatic conditions and the most demanding environmental requirements.
This 1 5/8” (41 mm) thick, heavy duty door fits a wide range of opening sizes and the spectrum of applications — making it the best-selling door system in the Thermacore® line and one of the most-specified insulated sectional doors in the industry. Boasting a U-factor of .13 (R-value-14.86) and one of the best air infiltration ratings, the Thermacore® 591 will meet or exceed almost any thermally efficient application requirement.
