Cornell’s commercial doors include advanced rolling steel and high-performance door solutions ideal for industrial, commercial, and institutional facilities.
Thermiser Max Low U
The Thermiser Max® - Low U Door delivers exceptional energy efficiency with a U-factor of 0.532*, thanks to advanced materials like mineral wool insulation and a CPVC backer. Third-party testing confirms its industry-leading thermal performance.
Crossing Guard Door
The CrossingGard® Door with ThreatProtect™ enhances building security by integrating with alarm systems to respond to emergencies—closing for lockdowns or opening for safe exits. Built with durable steel or optional perforated curtains for visibility, it includes a safety edge, battery backup, and key override. Ideal for schools, universities, and medical facilities, it’s a smart solution for interior or exterior protection.
Corrosion Resistant Doors
Designed for Water Treatment Plants, our corrosion-resistant rolling and insulated doors provide security and weather protection for interior and exterior openings. Standard features include a NEMA 4X operator, stainless steel components, and corrosion-resistant finishes. Available in 304SS or clear anodized, these doors withstand up to 40 PSF windload.
ScreenGard Perforated Slat Doors
ScreenGard™ perforated slat doors provide security while boosting airflow and visibility, making them ideal for facilities needing extra ventilation. Customizable slat patterns and perforation sizes allow tailored airflow for your specific application.
Rolling Service Door
Cornell’s roll-up service doors offer secure, weather-resistant solutions for interior and exterior openings in commercial and industrial buildings. Made from durable steel, aluminum, or stainless steel, these compact doors are custom-built to match your design and performance needs, with a range of materials, finishes, and options available.
Extreme 1024 High Performance Door
Our Extreme 1024 High Performance Doors offer unmatched security, low maintenance, and a long life span—tested for over 1 million cycles and opening up to 24 inches per second. They’re three times faster than standard doors and designed to deliver the lowest lifetime and per-cycle cost for maximum value.
Thermiser Max Maximum Insulation Door
The Thermiser Max® Insulated Rolling Door is our most energy-efficient model, designed for exterior openings needing environmental separation. With a full perimeter seal, thermal breaks, and insulated curtains, it reduces air infiltration by 94% and meets key energy codes, including ASHRAE® 90.1 and Title 24. It also helps reduce noise, with an STC rating up to 30, and can contribute up to 38 LEED points.
Thermiser Insulated Rolling Door
Thermiser Insulated Rolling Doors are ideal for exterior use where climate control, security, and durability matter—like in industrial, retail, and hospitality settings. With compact storage, low maintenance, and a 50,000-cycle warranty, they offer long-term value. Foamed-in-place insulation enhances energy efficiency, sound control, and weather protection.
Rolling Fire Door
Our Rolling Fire Doors automatically close during a fire or smoke event, helping to contain damage and protect lives. Designed for safety and reliability, they prevent fire spread, support safe evacuation, and can auto-reset after use—reducing downtime and cost. They also provide added security, even in non-egress openings.
Firemiser Rolling Fire Door
The Firemiser Insulated Fire Door combines fire protection with thermal and sound insulation. It helps contain fire and smoke, while mineral wool insulation improves energy efficiency and sound control (R-5.3, U-0.189). Ideal for openings that may require future fire rating, it’s UL listed, FM Approved, and available with ratings from 45 minutes to 4 hours.
