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599 Series Thermacore Door


​​​​​​​​​​​​​​​​​The Thermacore® Model 599 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 599 is one of the most thermally efficient door system in its class.



R Value: 17.5

U Value: .057

Thermal Break: PVC

Air Infiltration: at 15 mph (24 kmph) .08 cfm/ft2 (1.46 m3/hr/m2


Panel Thickness: 2" 

Max Height: 32'1"

Max Width: 40'2"

Exterior Steel: .015"

Exterior Surface: Flush, Textured

Standard Springs: 10,000 Cycle

Panel Options

Ribbed, Textured Panel

591, 592, 599.jpg
591, 592.jpg
Color Options


Window Options

Double Thermal Acrylic 25" x 12"


Insulated DSB 24" x 7"


Aluminum Sash Section with DSB Glazing


Clear Long 44" x 15"

Door Features

The Most Thermal Efficient Door System

With a 17.50 R-value (3.09 W/Msq) and .057 U-value (.324 Msq/W), the Thermacore® Models 592/599 are the energy-efficient door of choice for commercial use. The 592/599 also incorporate a thermal break and joint seal to prevent thermal transfer between exterior and interior door panel skins. The door is designed for the most demanding situations, including high-cycle, wind load and thermal applications.Built with the best technology in the business.

Superior Field Serviceability.
 Thermacore® has a special internal construction which allows hinges to be placed anywhere along the panel’s length permitting customization on the job site — for fast and precise installation, repair or retrofit.

Built With the Best Technology in the Business.
 This sectional steel door is manufactured using Overhead Door Corporation’s proprietary, computer-controlled fabrication process. This advanced technology ensures adherence to the industry’s strictest product tolerances and results in an exceptionally well-built door for outstanding thermal efficiency and longlasting performance.

Superior Sound Suppression.

The Model  599 doors also carry a Class 26 sound transmission rating for applications where sound suppression is desirable.​

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