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All Products

Explore Our Product Lines

Rolling Service Doors

Choose our Service Door when you need an interior or exterior closure option that is secure, durable, customizable and compact.

High Performance Products

Whether you need advanced performance for security, productivity or air protection at the opening, we can suggest the right door or grille to meet your performance needs

Max Protection Doors

Whether you need doors that can withstand hurricanes and high winds, or protection from the threat of riots and looters - our Max Protection Doors can meet your needs.

Insulated Doors

We didn't invent the insulated door – but we perfected it. Choose our market-leading energy-efficient insulated doors in extreme environments or anywhere you want to save on energy costs and go green.

Fire Rated Products

Our Fire Rated Products provide the highest level of life safety and fire protection available with the lowest cost of ownership in a modern, easily integrated package.

Security Grilles

No matter if you need it side folding or vertical coiling, our grilles provide both security with visual access for interior and exterior openings.

Rolling Counter Door

Commonly utilized in cafeterias, concession stands and ticket booths, Counter Shutters, also known as Counter Doors, provide accessibility and security in interior and exterior finished wall openings

Side Folding Doors and Grilles

Easily and quickly transform a large room into two or more sections for security, privacy or unparalleled sound control with our Accordion Partitions. Secure storefronts and more with our Side Folding Grille options that blend effortlessly into any design.

View Operator Information

There are many factors to consider when choosing how your door will operate. How fast you want it to open, how many times a day will it cycle and if there is power available are just a few of these factors. Here, you will find information on each of our available operators.

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Rolling Service Doors
High Performance Products
Max Protection Doors
Insulated Doors
Fire Rated Products
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Counter Doors
Side Folding Closures
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Custom Commercial Doors
Loading Dock Doors

Industry Applications

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Learn About Our Roll Up Grilles

Roll Up Security Gates keep areas safe, can be customized for special design projects, and require almost no maintenance.

View Our Healthcare Closures

Choose from a selection of Fire Doors, Overhead Doors, Insulated Garage Doors, Rolling Counter Shutters, and more! Find the best safety solution with our products.

Learn About School and University Solutions

Choose from a selection of convenient solutions such as Accordion Folding Doors, Fire Doors, Security Doors, Side Folding Grilles, and so much more! Contact our design specialists with design ideas.

Learn About Our Retail Closures

Learn what type of Rolling Door and Security Door is right for your security needs.

Learn About Bar and Restaurant Closures

Protecting your bar or restaurant is crucial. We take off some of the stress with the SteelWeave™ Metal Mesh Grille.

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Parts & Services

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Installation & Maintenance Manuals

Dealer Services

You focus on taking care of your customer. We focus on taking care of you.

Parts

We provide stocked and custom parts to get your rolling doors back to their peak performance.

Accessories

Enhance the performance or aesthetics of your rolling door, grille or counter shutter.

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Accessories
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Roll-Up Door Installation

Customization

Explore Customization Ideas

Learn About Our Materials & Finishes

From stainless to galvanized steel, or daffodil yellow to ruby red – our materials and finishes options are sure to compliment your design.

Check Out Our Product Options

Standard offerings are, well, standard. And we know you spend most of your days creating designs that are decidedly not standard. That’s why all of our doors and grilles are built to order, so you can build a door that is as unique as your design.

See our RAL Colors

See our full range of standard RAL colors available for powder coating onto the different components of our doors.

Materials & Finishes
Options

RAL Powder Coat Colors

Inspiration

Gain Inspiration for Your Next Project

Check out the Project Gallery

See some projects that contain our products and learn why our customers are happy they chose us.

Watch our Videos

Learn more about our products and our company - watch our videos!

Project Gallery

Video Gallery

Architect Portal

Explore Architectural Tools and Services

Check out our Custom Door Solutions

Is your project far from standard? Fearful that your design can't be achieved? Our team of Design Specialists are experts when it comes to customized projects.

LEED Information

Find out how Cornell's product components measure up on the LEED rating system.

Product Codes and Listings

Find out what building codes and listings our products meet and gather the necessary documentation for your project.

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Home / Accessory

Sloping Bottom Bar

CornellCookson's new low profile sloping bottom bar for the Extreme MicroCoil Grille allows for a continuous uniform grille versus the traditional, bulkier pitch plates giving your opening a highly aesthetic, finished look.

Available in aluminum and stainless steel.

Learn More

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CONTACT US

24 Elmwood Avenue
Mountain Top, PA 18707

Phone: 800.233.8366

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