We Never Leave A Door Open

fire-rated rolling steel doors
commercial overhead doors
fire-rated rolling steel doors
fire-rated rolling steel doors

GNB Doors provides outstanding rolling steel door sales, installation, and service in Alberta, Saskatchewan, Manitoba, and North Western Ontario. We specialize in working with you to size and select the right overhead door system best suited for both your needs and budget. GNB partners with leading manufacturers, like Garaga, C.H.I. Overhead Doors, Pentalift, and Hörmann to provide you with the finest door options on the market.

Contact one of our overhead door specialists today for a free consultation, where we will provide you with our product recommendation, a detailed cost estimate, and our scheduling availability. Call us at 1-866-968-3398 or fill out our contact form on this page.

How Much Will It Cost?

How Soon Can We Get It Done?

You Have Questions.

We Have Answers.

Contact Us Today For A Free Estimate!

We only use your information to contact you about your inquiry. We won’t spam you or share your info with third parties.

Brands We Work With

What Our Customers Say About Us

Our GNB Doors Give A Sh!t Guarantee


1 Hour Response to Calls

All customers will receive a call back from a GNB team member within 1 hour of your initial call to us.

door illustration

We Never Leave A Door Open

We will never leave your operation open and unsecured. We promise that we will get your door down before the end of the day so that you can secure your operations.

What Is A Rolling Steel Door?

A rolling steel door, also known as a rolling shutter or roll-up door, is a type of door commonly used in commercial and industrial settings. It is designed to provide security, access control, and protection for various applications. Rolling steel doors consist of horizontal slats or panels made of steel or other materials, which are mounted to a track system and roll up and down to open and close.

Rolling steel doors are typically made of steel, aluminum, or other durable materials. Steel doors are known for their strength and security features. The doors consist of individual slats or panels that are connected and roll up into a coil or barrel at the top of the door opening when it is raised. When the door is lowered, these slats unroll to cover the door opening. Rolling steel doors are designed to provide a high level of security, making them suitable for areas that require controlled access. They are commonly used in storefronts, warehouses, and industrial buildings to protect against unauthorized entry and theft. These doors are known for their durability and resistance to damage, which is especially important in high-traffic and security-sensitive environments. Rolling steel doors are space-efficient because they do not swing out like traditional hinged doors. This design is advantageous in settings with limited space or where the door needs to fit in a confined area. Rolling steel doors come in various styles, including solid, perforated, or grille designs, allowing for different levels of security and visibility. Perforated and grille-style doors provide visibility even when the door is closed. These doors can be operated manually or with an electric motor, providing convenient and efficient opening and closing. Some models can also be equipped with remote controls or integrated into building security systems.

Rolling steel doors are used in a wide range of applications, including storefronts, warehouses, loading docks, factories, and other commercial and industrial buildings. They offer protection against unauthorized access, theft, vandalism, and the elements while providing ease of use and security. The specific design and features of a rolling steel door can vary depending on its intended application and the level of security required.

Patricia Ave Building 7, Brandon, MB R7A 5Y4, Canada
702 18 Ave Bay 15, Nisku, AB T9E 7V8, Canada
Show Places
Patricia Ave Building 7, Brandon, MB R7A 5Y4, Canada

Geocoding Error Occured.

Tried to Geocode:

Error Type:

Please be sure to follow the tutorial on how to setup the Google APIs required for the Advanced Google Map Widget.

Google Map API Key Tutorial

Communities We Serve

GNB Doors provides outstanding commercial overhead door sales, installation, and service across communities in Alberta, Saskatchewan, Manitoba, and North Western Ontario, including:

Safety First

Success Will Follow

Safety Never Comes Second

We work with heights, metal components, motors, and high-tension springs – rest assured that we take the safety of you and our crews very seriously. We have certifications and membership in several safety designations. We are proud to have licensed technicians, fully-trained staff, and all the necessary equipment to get every job done without incident.