Medium & Light Duty Thermacore®

​​ ​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​Thermacore® is the premier line of insulated sectional doors available today. These Commercial and Industrial Sectional Steel Doors are ideal for applications that demand the highest levels of thermal efficiency, air infiltration, and wind load resistance.​​

,Medium & Light Duty Thermacore® Overhead Door Grand Islnad
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Thermacore Model 599, Color: White Front Ribbed Panel, Windows: Double Thermal Acrylic (25” w by 12” h)

​​Engineered for High Thermal Efficiency.
Durable • Long Lasting Performace

The Thermacore® product line’s unique manufacturing process provides a CFC-free, fully encapsulated, foamed-in-place panel that maintains R-value performance year round – and year in and year out. Thermal breaks between internal and external skins, PVC thermal break, and joint seal minimize air infiltration and provide one of the highest thermal efficiency ratings in the industry for specified applications.

Medium & Light Duty Thermacore® ​​Insulated Sectional Steel Doors

Thermacore® Sectional Door Model 593 & Model 594

Offers excellent thermal efficiency to fit a broad range of medium-duty applications

Thermacore Sectional Doors, Overhead Door of Grand Islnad™
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Thermacore Model 593, Custom Color Ribbed Panel, Windows: Aluminum Sash Section with DSB glazing*

Thermacore® Sectional Steel Doors 593

The Thermacore® sectional door model 593 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, this sectional door​ is up to the task—It features ozone-friendly polyurethane insulation.

R-value: 12.76

Standard max-width:

20’2″ (6147 mm)

Standard max height:

16’1″ (4902 mm)

Thermacore® Sectional Steel Doors 594

The Thermacore® sectional door model 594 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. Features ozone-friendly polyurethane insulation and is a trendy choice for RV door applications.​​​​​

R-value: 12.76

Standard max width:

20’2″ (6147 mm)

Standard max height:

16’1″ (4902 mm)​

Thermacore Sectional Doors - Overhead Door Company of Grand Islnad
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Thermacore Model 594, Color: White Raised Panel

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Insulated Sectional Steel-Back Door - Overhead Door of Grand Island

Ribbed Textured Panel

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Color Options
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Commercial Wind Load Doors, Overhead Door of Grand Island™

White

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Commercial Wind Load Doors, Overhead Door of Grand Island™

Industrial Brown

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,Extra Heavy Duty Thermacore® Overhead Door of Grand Island™

Gray

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,Extra Heavy Duty Thermacore® Overhead Door of Grand Island™

Tan

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Actual colors may vary from brochure due to fluctuations in the printing process. Always request a color sample from us for accurate color matching.

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Vinyl Garage Doors, Overhead Door Company of Grand Island

Standard Raised Panel

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Color Options
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Commercial Wind Load Doors, Overhead Door of Grand Island™

White

Courtyard Collection garage doors couple a strong, insulated steel build with lovely wood designs to modestly differentiate the appearance of your home. The superior insulation, with an R-value of up to 12.76, and enhanced surfaces that help resist dents and scratches, make this a simple, yet sturdy possibility. Comes fully customizable with decorations and different door sizes

Hunter Green

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Commercial Wind Load Doors, Overhead Door of Grand Island™

Brown

Courtyard Collection garage doors couple a strong, insulated steel build with lovely wood designs to modestly differentiate the appearance of your home. The superior insulation, with an R-value of up to 12.76, and enhanced surfaces that help resist dents and scratches, make this a simple, yet sturdy possibility. Comes fully customizable with decorations and different door sizes

Terra Bronze

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Insulated Sectional Steel-Back Door, Overhead Door Grand Island

Almond

Impression Steel Garage Doors - Overhead Door of Grand Island

Desert Tan

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Impression Steel Garage Doors - Overhead Door of Grand Island

Sandstone

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Actual colors may vary from brochure due to fluctuations in the printing process. Always request a color sample from us for accurate color matching.

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Insulated Sectional Steel-Back Door, Overhead Door Grand Island

Double Thermal Acrylic (25” w by 12” h)

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Non-Insulated Sectional Steel Doors, Overhead Door, Grand Island

Aluminum Sash Section* with DSB glazing

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Insulated Sectional Steel-Back Door, Overhead Door Grand Island

Insulated DSB (24” w by 7” h)

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Insulated Sectional Steel-Back Door, Overhead Door Grand Island

Clear Long

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Insulated Sectional Steel Doors, Overhead Door, Grand Island

nsulated DSB (20.75”w by 15”h) A

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Non-Insulated Sectional Steel Doors, Overhead Door, Grand Island

Aluminum Sash Section* with DSB glazing

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Design Options & Features

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) ​​​

Thermacore Commercial Door Warranty

​​Door Options
  • A chain Hoist or Electric Operator is recommended for doors above 10’ tall or more than 400 pounds
  • Aluminum sash section available up to 24’2″ (7,366 mm) wide
  • 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
  • Flexible jamb, header seal​
  • Exhaust ports ​​​
  • Window Glazing Options​​
Thermal efficiency

R-value*

12.76 (2.26 W/m2)

U-value

.078 (.443 m2/W)

Thermal break

Hot Melt

Air infiltration

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

Construction

Panel thickness:

1 3/8″ (35 mm)

Exterior Steel:

.015″ (.38 mm) galv.

Exterior surface:

Model 593 – Ribbed, Textured

Model 594 – Raised, Textured Panel

Standard springs:

10,000 cycle

Light Duty Thermacore® ​​Insulated Sectional Steel Doors

Thermacore® ​​Insulated Sectional Steel Doors Model 598

An economical choice for lighter-duty applications where thermal protection is important

Thermacore Sectional Doors - Overhead Door Company of Grand Islnad
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Thermacore Model 598, Color: White Ribbed Panel, Windows: Double Thermal Acrylic (25” w by 12” h)

Thermacore® Model 598 is an exceptionally well-built door that provides higher thermal protection than standard insulated doors. The Thermacore® CFC-free, fully encapsulated, foamed-in-place panel maintains R-value performance year-round. Fabricated using our proprietary, computer-controlled manufacturing process, Model 598 adheres to strict product tolerances and quality standards – making it a solid choice for projects where economy and energy efficiency are equally important.

R-value: 9.31

Standard max width:

16’2″ (4,928 mm)

Standard max height:

14’1″ (4,293 mm)

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Insulated Sectional Steel-Back Door - Overhead Door of Grand Island

Ribbed Textured Panel

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Color Options
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Commercial Wind Load Doors, Overhead Door of Grand Island™

White

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Insulated Sectional Steel-Back Door, Overhead Door Grand Island

Double Thermal Acrylic (25” w by 12” h)

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Insulated Sectional Steel-Back Door, Overhead Door Grand Island

Clear Long** (44” w by 15” h)
Not available on doors wider than 20’2”

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Insulated Sectional Steel-Back Door, Overhead Door Grand Island

Insulated DSB (24” w by 7” h)

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Design Options & Features

Warranty

8 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) ​​​

Thermacore Commercial Door Warranty

​​Door Options
  • A chain Hoist or Electric Operator is recommended for doors above 10’ tall or more than 400 pounds
  • Thermal glazing
  • High-usage components
  • Wind load options
  • Electric operator
  • Chain hoist
  • Posi-Tension™ drums
  • Safety bottom fixture
  • Flexible jamb, header seal
  • Photo eyes
  • Window Glazing Options​
Thermal efficiency

R-value*

9.31 (1.64 W/m2)

U-value

.107 (.608 m2/W)

Thermal break

Hot Melt

Construction

Panel thickness:

1″ (25.4 mm)

Exterior Steel:

.012″ (.3 mm) galv.

Exterior surface:

Ribbed, textured

Standard springs:

10,000 cycle

View our Commercial Door Operators

A garage door is an essential component of your business, so its failure to open or close properly can be frustrating and costly for time and production. By installing a commercial garage door operator from Overhead Door™, you get an integrated door system with our promise of reliable performance when you need it most, every day.

Complete your commercial garage door upgrade and add convenience with one of our accessories. Overhead Door™ offers a wide variety of additional commercial garage door opener accessories.

Get A Free Estimate Today

Call us Today at (308) 389-3667

Or email us on the form below.

    Call us Today  (308) 389-3667

    Overhead Door Company of Grand Island™ – 2812 W Old Hwy 30, Grand Island, NE 68803