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Series 521 Commercial Aluminum Overhead Door

Commercial Overhead / Garage Door
Thermacore Advanced Performance (AP) 850 Doors

Photo Gallery

Actual examples of this model door in use.

The Series 521 Clear Anodized Aluminum Overhead door is great looking classic garage door often seen installed in fire stations and service garages.

  • The Series 521 Aluminum door is your best option when you want a great looking exterior with the maximum amount of natural light on the interior.
  • No door offers more natural light then our Series 521.
  • The door comes standard with a clear anodized finish and is also available with an optional bronze anodized finish or you can select from 197 standard powder coated finishes. Color match is also available.

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