We Never Leave A Door Open

fire-rated rolling steel doors
full view aluminum overhead doors
commercial overhead garage doors
aluminum full view overhead doors
full view aluminum overhead doors
loading dock levelers
commercial overhead doors
commercial overhead doors

Overhead Door Sales, Installation & Service in Kenora, Ontario

GNB Doors provides local commercial overhead door and loading dock leveler sales, installation, service, and repairs in Kenora, Ontario. We specialize in working with you to select the best products for your site’s needs at the best prices. 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 price estimate, and our scheduling availability. Call us at 1-866-968-3398 or fill out our contact form.

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Types Of Commercial Overhead Doors

Sectional Overhead Doors

commercial overhead doors
sectional insulated commercial overhead doors
commercial overhead doors

A sectional overhead door, sometimes referred to as a “sectional door” or “overhead door,” is a type of garage door commonly used in residential, commercial, and industrial settings. These doors are typically made up of multiple horizontal panels, known as sections, which are hinged together.

Insulated Overhead Doors

commercial overhead garage doors
loading dock levelers & insulated section overhead doors
sectional insulated commercial overhead doors

An insulated overhead door, often referred to as an insulated garage door or insulated sectional door, is a type of overhead door that includes insulation to provide thermal resistance and energy efficiency. These doors are commonly used in residential and commercial settings, such as garages, warehouses, or any space where temperature control and energy savings are important.

Rolling Steel Doors

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

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.

Full View Overhead Doors

aluminum full view overhead doors
full view aluminum overhead doors
full view aluminum overhead doors

Full-view overhead doors, also known as full-view glass garage doors or full-view sectional doors, are commercial or residential garage doors primarily made of glass or other transparent materials. These doors are designed to provide a clear and unobstructed view of the interior or exterior, making them an aesthetically pleasing and functional choice for various applications.

High Speed Doors

high speed doors
high speed doors
high speed doors

A high-speed door, or a high-performance or rapid roll door, is a specialized type of door designed for industrial and commercial applications where fast opening and closing are essential. These doors are engineered to open and close much more quickly than traditional doors, providing benefits such as energy efficiency, improved security, and enhanced productivity in various settings.

Our GNB Doors Give A Sh!t Guarantee

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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.

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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 Our Customers Say About Us

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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.