7136 Broadway
Merrillville, IN 46410
  Overhead Door
1272 Horse Prairie Ave. Suite B
Valparaiso, IN 46383
Overhead Door
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Thermacore Steel Doors

Thermacore® is the premier line of insulated doors available today. Thermacore® Series commercial sectional doors are an ideal choice for applications that demand the highest levels of thermal efficiency, air infiltration and wind load resistance.

Thermacore® AP - Advanced Performance Commercial Sectional Doors

The Thermacore® AP 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 door system presents the most advanced thermal performance values published by any major US manufacturer of 3" commercial insulated sectional doors.

Model 850
Model 850

The Thermacore® AP Model 850 door system’s advanced performance answers the demand for more reliability, durability, design flexibility and thermal efficiency. 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® Wind Load Doors

The Thermacore® Wind Load models 515 and 525 are engineered to withstand higher design pressure than our other Thermacore® models.

Model 515 - 12.2 R-value
Model 515 - 12.2 R-value
Model 525 - 16.2 R-value
Model 525 - 16.2 R-value

The Thermacore® Wind Load Model 515 is engineered to withstand higher design pressures and is designed to meet local building codes for wind speed.

Built for strength and aesthetic appeal, the Thermacore® Wind Load Model 525 is designed to meet local building codes for wind speed and tolerate high design pressures.

Extra Heavy Duty Doors

Model 596
Model 596

The Thermacore® 596 Series features one of the best overall air infiltration ratings in the industry – as well as a Class 26 sound transmission rating. Ideal for heavy-duty applications where both thermal efficiency and sound suppression are desirable. Features ozone-friendly polyurethane insulation.

Heavy Duty Doors

Model 592 sectional steel garage door
Model 592 sectional steel garage door
Model 599 sectional steel garage door
Model 599 sectional steel garage door
Model 591
Model 591

Featuring one of the best overall air infiltration ratings in the industry, the Thermacore® 592 Series is the most thermally efficient door system in its class. The Thermacore® product line features steel-polyurethane-steel panel construction which provides a thermal barrier that withstands extremely hot or cold climates and the most demanding environmental requirements. Features ozone-friendly polyurethane insulation.

Featuring one of the best overall air infiltration ratings in the industry as well as flush panel design, the Thermacore® 599 Series is the most thermally efficient door system in its class. The Thermacore® product line features steel-polyurethane-steel panel construction which provides a thermal barrier that withstands extremely hot or cold climates and the most demanding environmental requirements. Features ozone-friendly polyurethane insulation.

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 and one of the most-specified insulated sectional doors in the industry. The Thermacore® 591 Series door will meet or exceed almost any thermally efficient application requirement. Features ozone-friendly polyurethane insulation.

Medium Duty Doors

Model 593 sectional steel garage door
Model 593 sectional steel garage door
Model 594
Model 594

The 593 Series features a ribbed, textured surface and adheres to the strictest product tolerances and quality standards – for long-lasting performance and good looks. When your project requires a thermal door that is as energy efficient as it is attractive, the Thermacore® 593 Series is up to the task. Features ozone-friendly polyurethane insulation.

The 594 Series features a raised-panel, wood-grain textured exterior surface and adheres to the strictest product tolerances and quality standards – for long-lasting performance and good looks. When your project requires a thermal door that is as energy efficient as it is attractive, the Thermacore® 594 Series is up to the task. Features ozone-friendly polyurethane insulation.

Light Duty Doors

Model 598
Model 598

The Thermacore® 598 Series is an exceptionally well-built door that provides a higher level of thermal protection than standard insulated doors. The 598 Series 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.

Door Options

Features

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