Thermacore® Sectional Steel Doors 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 an R-value of 14.86 (2.63 W/m²), a U-value of .067 (.380 m²/W), and one of the best air infiltration ratings, the Thermacore^® 591 will meet or exceed almost any thermally efficient application requirement.

Features

Standard max width

35'2" (10,719 mm)

Standard max height

24'1" (7,341 mm)

Panel thickness

1 5/8" (41 mm)

R-value

14.86 (2.63 W/m²)

U-value

.07 (.38 m²/W)

Air infiltration

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

Thermal break

PVC

Exterior Steel

.015" (.38 mm) galv.

Exterior Surface

Ribbed, textured

Standard Springs

10,000 cycles

Wind Load

Designs available for usage in high-wind conditions

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

Door Options

• 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 performance fluoropolymer coating (Trinar^® or equivalent)
• Four-section pass door
• 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
• Impact Section Available

Strong, Lightweight, Attractive and Durable.
Thermacore^® 591 sectional steel doors feature roll-formed, hot-dipped galvanized steel exterior panels designed for exceptional strength and sound suppression capabilities. Wind load design available for usage in high-wind conditions. Two coats of baked-on, polyester paint on a ribbed, textured exterior surface provide a handsome finish that will last for years. Our industry-leading 10-year limited warranty against delamination means that we’ll stand behind the quality of our doors at the outset and for the long haul.

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.

Many Options, Better Solutions.
The Thermacore^® sectional steel door model 591 fits openings up to 35'2" (10.7 m) wide and 24'1" (7.3 m) high. A full line of electric operators ensures precise and trouble-free motor operation in a variety of mounting options (side, center or trolley). Available options include aluminum sash section, thermal glazing, pedestrian pass door, impact panel, and jamb weatherstripping. Optional high-usage components expand the versatility of the 591 to high-cycle conditions, with torsion springs in 25k, 50k, 75k or 100k cycles, a solid-steel shaft to reduce fatigue and deflection, and a heavy-duty 3" (76 mm) steel track for added durability.

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