Insulated Sectional Steel Doors​​​​​​​​

The model 418 combines strength and insulation for environments that require protection from both heat and cold. Constructed from 16-gauge flush galvanized steel and 2” (51 mm) thick panels, this door delivers an R-value of 7.35. A wide range of design and performance options makes it ideal for high-demand projects requiring dependable thermal efficiency and durability.

Built for heavy-duty applications, the model 422 features 20-gauge ribbed steel panels, 2” (51 mm) thickness, and an R-value of 7.35. This model offers superior protection from the elements and can be customized to meet a variety of industrial and commercial specifications.

The model 426 provides the same 2” (51 mm) thick insulated panels and 7.35 R-value in a 24-gauge ribbed steel exterior. Its combination of strength, efficiency, and value makes it a practical choice for heavy-duty applications needing consistent environmental protection.

Engineered for medium-duty operations, the model 432 includes 24-gauge ribbed galvanized steel panels, 2” (51 mm) thickness, and a poly-bonded back cover with polystyrene insulation rated at R-7.35. It’s a cost-effective solution for projects requiring dependable insulation and clean design.

Non-Insulated Sectional Steel Doors​​​

The model 416 features 16-gauge flush galvanized steel construction for heavy-duty industrial and commercial applications. Designed for toughness and versatility, it can be customized with a variety of hardware and aesthetic options to achieve both performance and style.

With its 20-gauge ribbed galvanized steel panels, the model 420 provides long-term durability and design flexibility. It’s a dependable choice for commercial facilities requiring strength and consistent operation under frequent use.

The model 424 features a 24-gauge ribbed steel exterior, offering a durable, economical solution for industrial and commercial settings. Numerous customization options make it adaptable for virtually any project requirement.

The model 430 accommodates openings up to 20’2” wide and 16’1” high, making it ideal for medium-duty applications. With a 2” (51 mm) panel thickness and 24-gauge ribbed white galvanized steel exterior, it combines clean design with performance flexibility across a wide range of installations.

Door Options​​​

• Glazing options: DSB glass, plexiglas, tempered glass, clear lexan, wire glass, and polycarbonate
• Full-section or individual-panel glazing for natural light and visibility
• High-cycle springs available in optional 25k, 50k, 75k, or 100k cycles for high-usage environments
• Standard 20 psf wind load rating with optional higher wind load configurations
• Optional steel struts for added strength on wider doors
• Electric and chain hoist operation, aluminum sash sections with option of DSB, acrylic, polycarbonate, tempered, or wire glazing, in addition to movable center posts, 3” (76 mm) track and jab seals

Features

• Available in 16-, 20-, or 24-gauge steel panels for dependable performance and longevity
• Standard steel doors up to 32’2” (9804 mm) wide and 24’1” (7341 mm) high
• Insulated steel doors up to 30’2” (9195 mm) wide and 24’1” (7341 mm) high
• Heavy-duty track and hardware made from galvanized steel for precise, trouble-free operation
• Flexible PVC bottom weatherseal minimizes heat loss, air infiltration, and water penetration; accommodates irregular floor conditions
• Insulated steel doors deliver an R-value of 7.35 for excellent thermal protection
• Baked-on polyester paint finish provides lasting color and protection without field painting
• Panels and track engineered for wind load compliance to meet regional building codes and safety standards