500i Series Insulated Rolling Fire Door

This insulated, fire-rated rolling steel door system is designed to deliver reliable fire protection along with added thermal performance for commercial and industrial applications. Engineered to meet recognized life-safety standards, the door accommodates a range of opening sizes while integrating insulation to support temperature control and energy efficiency. Its steel construction and factory-finished components promote durability, consistent operation, and long-term performance in demanding environments.

Features and benefits:

• U.L. labeled construction supports fire-rated openings up to 120 sq. ft., with oversized labels available for openings up to 600 sq. ft.
• Complies with 45-minute, 1-1/2 hour, and 3-hour fire-rating requirements.
• Flat slat curtain available in 22-, 20-, and 18-gauge galvanized steel for strength and fire performance.
• Galvanized steel slats meet ASTM A-653 standards for corrosion resistance.
• Super durable polyester topcoat enhances finish longevity and environmental protection.
• Mineral wool thermal insulation provides an effective insulation value of R-4.7.
• Complete system includes guide assembly, barrel assembly, and protective hood for integrated performance.