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All Commercial Doors & Grilles

Explore Our Product Lines

New Products

Check out our latest innovations and see what's new!

New Products

Rolling Service Doors

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

Standard Door

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

High Performance

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.

Max Protection

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.

Insulated

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.

Fire Rated

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.

Security Grille

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

Counter Door

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.

Side Folding

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.

Operators

Quick Access Download

Experience the convenience of downloading all your essential documents in one place!

Quick Downloads

Custom Commercial Doors

Regardless of the size, scope or scale of your project, we'll create a door made to your precise dimensions and specifications.

Custom

Loading Dock Doors

If you have a shipping and receiving area of any size, your loading dock doors have a significant impact on your business.

Dock Doors

Finishes, Colors and Options

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

Colors and Finishes
  • New Products
  • Rolling Service Doors
  • High Performance Products
  • Max Protection Doors
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  • Operator Information
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  • Custom Commercial Doors
  • Loading Dock Doors
  • Finishes, Colors and Options
Industry Applications

Explore Applications

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.

Parking Garage

Auto Dealerships

Keeping auto dealerships safe and secure

Auto Red

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.

Bar Restaurant

Cannabis Industry

In the cannabis industry, keeping your staff, facility, and products secure is a make-or-break task. You know the importance of designing a building that’s secure for high value manufacturing and distribution, and we’re here to help.

Cannabis No Circle

Fire Station Industry

Every second counts when there is a fire that needs to be fought.

Firehouse

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.

Hospital

Government Operations

No matter the operation, government facilities should always be fitted with the best security measures.

Government Red

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.

School

Learn About Our Retail Closures

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

Retail

Learn about our pharmacy closures

We provide custom security solutions to protect your pharmacy and preserve your medications against forced entry and theft.

Pharmacy

Warehousing

We're here to help you find the perfect doors for your needs, whether you're building a new warehouse or outfitting an existing space.

Warehouse
  • Parking
  • Auto Dealerships
  • Bar & Restaurant
  • Cannabis Industry
  • Fire Station Industry
  • Healthcare
  • Government
  • Schools & Universities
  • Retail
  • Pharmacies
  • Warehousing
  • Heavy Equipment Storage
Parts & Services

Explore Parts & Services

Installation & Maintenance Manuals

Installation and maintenance manuals download library.

Install Manual

Dealer Services

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

Dealer Services

Operators & Motors

Check out our wide selection of overhead door operators designed for use with our rolling doors, shutters and grilles.

Operators

Parts

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

Parts

Accessories

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

Accessories

Installation Videos

Rolling door and grille installation videos.

Video Gallery

Roll-Up Door Installation

Before getting to work on your Cornell roll-up door installation, view our process.

RollUp Door Install
  • Installation & Maintenance Manuals
  • Dealer Services
  • Operators & Motors
  • Parts
  • Accessories
  • Installation Videos
  • 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.

Finishes

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.

Options

See our RAL Colors

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

Colors and Finishes
  • 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.

Project Gallery

Watch our Videos

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

Video Gallery
  • Project Gallery
  • Video Gallery
Architect Portal

Explore Architectural Tools and Services

Technical Assistance

Contact us for technical assistance.

Technical Assistance

Frequently Asked Questions

Check out our Top 10 most asked questions.

Questions

We Draw For You

Looking for help? Upload your drawings or specifications and one of our Design Specialists will deliver standard drawings for you.

Draw for You

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.

Custom

Design Tools

Choose from a variety of tools available to you to assist with your design needs.

Design Tools

Download Library

Experience the convenience of downloading all your essential documents in one place!

Downloads

LEED Information

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

LEED

Product Codes and Listings

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

Codes and Listing

Meet the Team

With over 100 years of experience combined, our Architect Design Team and Products Representatives are here to help you choose the perfect door for any application.

Meet the Team

Operator Manuals

View all of our operator manuals in one convenient place.

Operators
  • Technical Assistance
  • Frequently Asked Questions
  • We Draw For You
  • Custom Door Solutions
  • Design Tools
  • Download Library
  • LEED Information
  • Codes & Listings
  • Meet the Team
  • Operator Manuals
  1. Home
  2. Blog

Find Out What's New with Rolling Doors and Security Grilles - Welcome to Cornell's Blog!

When it comes to Overhead Rolling Doors and Grilles, we are the experts in innovative door solutions!

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Get updates on new blog posts to your inbox!

StoreDefender™ for the Cannabis Industry

August 17, 2021

Learn more about StoreDefender™ for the cannabis industry in our latest application sheet.

READ MORE

Superstition and Security Rolling Doors: An Unlikely Pairing on Friday the 13th

August 13, 2021

Friday the 13th is for the superstitious. The day has been steeped in fear for centuries, with a connection to ill-fated dinner parties long past. While some believe these practices should be followed all 365 days of the year, there are others who only avoid sidewalk cracks or dining with 13 guests on Friday the 13th. To join in on the holiday, we wanted to add our own door-industry-related superstitions for a bit of fun.

READ MORE

Federal Facility Security or Bust: Featuring EntryDefender®

July 30, 2021

Understandably, government buildings require a higher level of security than your average structure. Due to the nature of their business, government buildings may be more prone to break-ins, theft, and damages— especially because they house confidential information, whether in the form of paper records or in the minds of valuable employees. What products are on the market to secure federal government buildings?

READ MORE

Insulated Counter Door – A Balm for Hospitality, Healthcare, and Educational Counter Door Woes

July 22, 2021

In cafeterias, stadiums, hospitality, healthcare, and educational facilities, specifying a counter door that not only offers a compact, streamlined option but also includes insulation to reduce operational noise is key. There are many counter door options on the market, but one is the only and first of its kind with a patented PVC back slat to hold the melamine foam insulation in place within the curtain. Our Insulated Roll Up Counter Door is a unique solution with a Sound Transmission Class (STC) rating of 26.

READ MORE

Grille Comparison Chart for Retail and Parking Applications

July 16, 2021

When searching for security options for your retail or parking facility that are still aesthetically pleasing, you’ll encounter a range of products—some better than others. But instead of opening 20 tabs and trying to compare choices with a multitude of clicks, we’ve made it easy by compiling our Grille Comparison Chart.

READ MORE

Fire Door Drop Testing – What You Don’t Know

June 29, 2021

According to the U.S. Fire Administration, 16,600 injuries were sustained and 14.8 billion dollars were lost due to fires in the United States in 2019. Fires in both residential and commercial buildings are unfortunately a prevalent issue. What if there was a way to possibly reduce the effects of fire in your building, slowing or even stopping the spread? Fire-rated products do their part to protect your building, but there’s also expectations on your end to ensure they’re working properly. This includes daily once overs to ensure nothing is amiss. You may also be familiar with periodic inspections, commonly referred to as drop testing your fire doors.

READ MORE

Wind Load Myths Debunked

June 24, 2021

Have you worked on projects that called for doors or grilles that had specific wind load requirements? If you answered “yes,” you’re probably familiar with some of the basics, such as the difference between design and test wind load and how wind load is calculated. While understanding the basics is helpful, it is also beneficial to be aware of myths surrounding wind load requirements for rolling doors and grilles.

READ MORE

Tetris No More – Learn How Cornell’s Electronic AutoLock Can Be Your Own Personal Security Guard

June 10, 2021

Keeping order and track of your security in a parking garage is akin to playing a real-world game of Tetris. Rearrange here and move this one there. Make sure this piece fits; why can’t I remove this one to create space?! Luckily, in this game, you have an advantage. We remove one piece of the puzzle, creating enhanced security with Electronic Autolock and its expanded availability for our Extreme 300 Series Grille.

READ MORE

Commercial Rollup Door Sizing Guide

June 07, 2021

When designing a commercial space or replacing an existing rolling door, architects, designers, contractors and other involved parties need to find a door that will fit the opening.

READ MORE

Fire-Rated Closing Systems: Firegard™ and Alarmgard®

June 04, 2021

Just as a chef cooking with a scratched pan and worn out spatula won’t end his time in the kitchen with a culinary masterpiece, getting a fire door without a properly suited operator is a recipe for disaster. If the chef gets the right tools, cooking will be easier. If you arm yourself with knowledge about fire door operators, choosing the best one will lead to easier maintenance and a safer building.

READ MORE
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