
Alpine Overhead Doors
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Alpine Overhead Doors, Inc. is an ISO 9001:2000 registered company. Alpine manufacturers a complete line of overhead rolling steel doors. The Alpine door is an excellent choice for riot & vandalism security. Quality roll-up door shutters, hurricane rolling, fire-rated, coiling steel, rollup/rolldown grille, hurricane approved, overhead industrial, commercial & riot security store gates.

C.H.I. Overhead Doors
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An innovative sole-source manufacturer of residential, commercial sectional and rolling steel overhead doors sold and installed by a network of professional door companies throughout the nation. C.H.I. manufactures rolling service doors, fire doors, shutters and grilles to exceptional standards of quality that you can depend on and specify with confidence.

City-Gates
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Since 1955, coiling, overhead, rolling steel, insulated, ventilated, garage, service doors, access controls, gates, fences and UL classified automatic reset fire rated doors for up to 3 hours. Horizontal Coiling Doors up to 20 feet wide. Full size shop drawings and CSI specifications available.

The Cookson Company
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Rolling doors are our business - our only business, and because of this uncompromised commitment to quality and cost-effective reliability, Cookson products are still specified by more architects than any other rolling door manufacturer. The Cookson Company is now ISO 9001:2008 Registered.
![[Cornell Iron Works]](http://64.130.11.87/mfg/c/cornell04.jpg)
Cornell Iron Works
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A quality driven ISO 9001:2000 registered rolling door company serving the non-residential construction market in North America and beyond with rolling service, insulated and fire rated doors, counter doors and grille products. Let our architectural design specialists assist you with product design, code issues, features or options or provide job specific project details and specifications.

Dynamic Closures
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The most complete selection of Rolling Grilles and Closures manufactured of extruded aluminum, in open air designs or paneled designs of tempered glass, polycarbonate and powdercoated perforated steel for your storefront needs.

Stjern Corporation
Finally, Protection For Overhead Coiling Doors! Model RS-DFD is now available with the defendadoor which eliminates most damage and casualty expenses. Why are other companies relying on defendadoor ? Because it really works. Provide your clients with a product which boasts huge savings on costly door repairs.

US Door & Building Components
U.S. Door & Building Components has been a major supplier of steel rolling doors for over 30 years. Our product line includes products ideal for light-duty, heavy duty and wind load applications. Several options are available. Call our experts for advice on the best doors for your facility.

Woodfold-Marco Mfg.
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Solid hardwood roll-up doors/coiling grilles by Woodfold offer a beautiful alternative to metal grills and gates. Woodfold specializes in the custom fabrication and finishing of rolling counter shutters.
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See also:
08 3500 - Folding Doors and Grilles
08 3610 - Commercial Overhead Doors - Typically in panels
10 7170 - Storm Shutters and Panels - for residential exterior applications

Alpine Overhead Doors
![]()
Alpine Overhead Doors, Inc. is an ISO 9001:2000 registered company. Alpine manufacturers a complete line of overhead rolling steel doors. The Alpine door is an excellent choice for riot & vandalism security. Quality roll-up door shutters, hurricane rolling, fire-rated, coiling steel, rollup/rolldown grille, hurricane approved, overhead industrial, commercial & riot security store gates.

CHI Overhead Doors
![]()
An innovative sole-source manufacturer of residential, commercial sectional and rolling steel overhead doors sold and installed by a network of professional door companies throughout the nation. C.H.I. manufactures rolling service doors, fire doors, shutters and grilles to exceptional standards of quality that you can depend on and specify with confidence.

City-Gates
![]()
Since 1955, coiling, overhead, rolling steel, insulated, ventilated, garage, service doors, access controls, gates, fences and UL classified automatic reset fire rated doors for up to 3 hours. Horizontal Coiling Doors up to 20 feet wide. Full size shop drawings and CSI specifications available.

The Cookson Company
![]()
Rolling doors are our business - our only business, and because of this uncompromised commitment to quality and cost-effective reliability, Cookson products are still specified by more architects than any other rolling door manufacturer. The Cookson Company is now ISO 9001:2008 Registered.
![[Cornell Iron Works]](http://64.130.11.87/mfg/c/cornell04.jpg)
Cornell Iron Works
![]()
A quality driven ISO 9001:2000 registered rolling door company serving the non-residential construction market in North America and beyond with rolling service, insulated and fire rated doors, counter doors and grille products. Let our architectural design specialists assist you with product design, code issues, features or options or provide job specific project details and specifications.

Dynamic Closures
![]()
The most complete selection of Rolling Grilles and Closures manufactured of extruded aluminum, in open air designs or paneled designs of tempered glass, polycarbonate and powdercoated perforated steel for your storefront needs.

Stjern Corporation
Finally, Protection For Overhead Coiling Doors! Model RS-DFD is now available with the defendadoor which eliminates most damage and casualty expenses. Why are other companies relying on defendadoor ? Because it really works. Provide your clients with a product which boasts huge savings on costly door repairs.

US Door & Building Components
U.S. Door & Building Components has been a major supplier of steel rolling doors for over 30 years. Our product line includes products ideal for light-duty, heavy duty and wind load applications. Several options are available. Call our experts for advice on the best doors for your facility.

Woodfold-Marco Mfg.
![]()
Solid hardwood roll-up doors/coiling grilles by Woodfold offer a beautiful alternative to metal grills and gates. Woodfold specializes in the custom fabrication and finishing of rolling counter shutters.