

Rolling Fire Door 522
Max Size: 18′ x 24′
Slat Profile: Flat-265/Curved-288
Slat Material: 22-ga Cold Rolled Galvanized Steel
Slat Size: Flat 2-5/8″ x 5/8″ Curved 2-5/8″ x 7/8″
Operation: Chain Hoist or Motorized
UL Label: 3/4hr, 1-1/2hr, 3hr
Finish: White, Gray, Tan, Galvanized, Powder Coat
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Description
Rolling Fire Door 522 provides exceptional fire protection and durability, constructed from resilient 22-gauge cold rolled galvanized steel. This versatile door is available with Flat-265 (2-5/8″ x 5/8″) or Curved-288 (2-5/8″ x 7/8″) slats, accommodating openings up to 18′ x 24′. It offers critical safety with independently tested fire ratings of 3/4-hour, 1-1/2-hour, and 3-hour, and can be specified in White, Gray, Tan, standard Galvanized, or a custom Powder Coat finish to suit diverse aesthetic and functional requirements.
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Rolling Fire Door Model 522
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