Commercial Thermacore® SECTIONAL Doors in North Alabama – Overhead Door Company™. Local since 1968.

Thermacore® is the premier insulated door available today. It is an ideal choice for applications that demand the highest levels of thermal efficiency, air filtration, and wind-load resistance.

• R-Value up to 17.50
• Air Infiltration Performance up to .13 cmf at 25mph
• EPDM thermal breaks
• Unique sandwich panel construction: steel-polyurethane-steel
• Meets stringent wind load requirements: ANSI/DASMA 102-1995
• Easy field repairability
• Optional pedestrian pass door (591,592,595,599 only)
• Maximum widths up to 40’2″, heights 32’1″
• High-usage package

Model 596

The Thermacore® Sectional Door Model 596 is ideal for extra heavy-duty applications where both thermal efficiency and sound suppression are desirable. The 596 is constructed of 20-gauge galvanized steel with a flush, textured finish. The sectional steel door model 596 incorporates the Thermacore® steel-polyurethane-steel panel construction, which provides a thermal barrier to withstand harsh climates and demanding environmental requirements.

Max Width: 36’2” (11024 mm)
Max Height: 24’1” (7341 mm)
Insulation: R-value 17.4

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Model 599

Featuring one of the best overall air infiltration ratings in the industry as well as flush panel design, the Thermacore® sectional door model 599 is the most thermally efficient door system in its class. Features ozone-friendly polyurethane insulation.

Max Width: 40’2” (12243 mm)
Max Height: 32’1” (9779 mm)
Insulation: R-value 17.5

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The Thermacore Series 599 & 596 Flush Textured Doors are the very same door as the popular Series 592 Thermacore door only with a “Flush Textured Exterior” that offers one of the best overall air infiltration ratings in the industry and for those customers that prefer the clean flush look.

• The Series 599 Door is 2” thick with .015 exterior steel and (17.50 R-Value)
• The Series 596 Door is 2” thick with 20-gauge exterior steel and (17.50 R-Value). These doors also offer a Class 26 sound transmission rating that helps to contain sounds in an environment
• 599 Series Standard Colors:  White Only
• 596 Series Standard Colors: White, Industrial Brown, Tan or Grey with white interior

The Thermacore Series 591 & 592 Shallow Ribbed door is a company mainstay and one of our most specified doors by architects for decades.

The Series 591 door is 1 5/8” thick (14.86 R-Value) and the Series 592 door is 2” thick (17.50 R-Value). The Series 592 Thermacore is one of our best selling doors because it offers great energy efficiency at a very competitive price.

• Standard Colors: White, Industrial Brown, Tan or Grey with white interior
• Optional Colors: Kynar White, Kynar Beige, and Kynar Brown

Model 592
The Thermacore Model 592 offers superior thermal efficiency for heavy-duty applications. It is an ideal choice for applications that demand the highest levels of thermal efficiency, air infiltration, and wind load resistance.

With an R-value of 17.5 (3.09 W/m2) a U-value of .057 (.324 m2/W), and one of the best overall air infiltration ratings in the industry, the Thermacore® Model 592 is one of the most thermally efficient door systems in its class. The Model 592 has 2″ (51 mm) thick, extra heavy-duty sections that are available in standard sizes up to 40’2″ and 32’1″ (12,243 mm and 9,779 mm) to fit the broadest range of applications.

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Model 591
The Thermacore® sectional door model 591 will meet or exceed almost any thermally efficient application requirement. This 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.

Max Width: 35’2” (10719 mm)
Max Height: 24’1” (7341 mm)
Insulation: R-value 14.86

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Model 593
The Thermacore® Sectional Door Model 593  is one of the best-selling doors in the Thermacore® line and offers superior thermal efficiency to fit a broad range of applications. The Model 593 exterior skin is constructed of galvanized steel with a ribbed, textured finish. It is available with a white interior finish and a choice of white, industrial brown, tan or gray exterior. The Thermacore® Model 593 offers excellent thermal efficiency for medium-duty applications.

Max Width: 20’2” (6147 mm)
Max Height: 16’1” (4902 mm)
Insulation: R-value 12.76

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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.

Max Width: 20’2” (6147 mm)
Max Height: 16’1” (4902 mm)
Insulation: R-value 12.76

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Model 598
The Thermacore® sectional door model 598 is an exceptionally well-built door that provides a higher level of thermal protection than standard insulated doors. This sectional door adheres to strict product tolerances and quality standards; making it a solid choice for projects where economy and energy efficiency are equally important. Features ozone-friendly polyurethane insulation.​​​​​

Max Width: 16’2” (4928 mm)
Max Height: 14’1” (4293 mm)
Insulation: R-value 9.31

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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 Model 850 consists of high-density foam injected CFC and HCFC-free polyurethane insulation, allowing the door to have an incredible R-value of 26, and a U-value of .38. The Model 850 is also revolutionary in that it has two continuous steel strips at the top and bottom of each section, providing ample strength, and making hinge placements infinite.

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.

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