Commercial

Sectional Doors

Commercial Sectional Garage Doors

Explore our extensive line of sectional garage doors, from thermal efficiency and extreme durability to architecturally inspired models, find the right garage door for your building application.
 

 

 
With a proven track record for thermal efficiency and extreme durability, Raynor TC Series garage doors are simply the best you can specify. With extruded polystyrene insulation thermally bonded between two steel skins, TC Series doors have an exceptional R-value of 17.05. And, its superior construction has made it the most specified sectional garage door on the market.
 

 
ThermaSeal – Our durable, energy efficient sectional door. Our exclusive process fills 100% of the door’s interior space with energy-saving polyurethane foam insulation to deliver exceptional R-values. This process also provides superior foam density for excellent structural integrity. For maximum thermal protection, choose ThermaSeal.
 

 

 

 
With 2″ door sections, TC-200 is constructed of rugged galvanized steel inside and out. And its two-sided steel design a laminated core of CFC-free expanded polystyrene insulation for an R-value of 10.25.
 

 
     
 
Rugged SteelForm™ garage doors are ideal for commercial and industrial applications. SteelForm door sections are a full 2″ thick and made of hot-dipped galvanized steel for maximum rust resistance.
 

 

 
AlumaView™ doors have long been the standard fixture for facilities that require dependable, attractive doors that offer maximum visibility. With an anodized-finished extruded aluminum frame, AlumaView door sections are a full 1-3/4″ or 2″ thick.
 

 

 
    
 

 
When your building facade needs a classic raised panel design, choose from DesignForm™ doors. WIth style choices, like mixed panel designs and safety features including finger-protection, DesignForm doors offer the aesthetic options of a residential door, combined with the durability of a commercial door. matches Innovations Series™ residential doors.
 

 
When exterior appearance is a primary consideration, choose a stylish, raised-panes door from our attractive StyleForm™ series. StyleForm doors, equipped with heavy-duty, commercial-grade hardware, offer the perfect combination of beauty and reliability.
 

 
Rolling Service Doors
DuraCoil™: Rugged DuraCoil service doors – with aluminum, steel or stainless steel slats – are made to last. When you want the best specify DuraCoil.
 

 
DuraShutter™: With a proven track record for durability. DuraShutter counter shutters are ideal for retail and commercial facilities where both appearance and dependability are important.
 

 
DuraGrille™: When security and visibility are primary considerations, choose our attractive rolling DuraGrille STANDARD security grille. The grille pattern, available in straight or brick, offers an unobstructed view of displays and merchandise. DuraGrille security grilles offer protection against theft and vandalism – all with a contemporary look.
 

 
Rolling FIre Doors
FireCoil™: Where safety and fire protection are crucial, choose FireCoil. Raynor FireCoil doors are the standard for facilities that require a listed fire door in a rated fire wall. Provided with fusible links that automatically release to close the door at 165°F, the door’s descent can also be triggered by smoke and heat detectors, a building’s alarm system, or SS90 fail-safe devices. FireCoil doors are UL, C-UL, FM and CSFM-labeled
 

 
FireCurtain™: Raynor FireCurtain counter shutters are the standard for facilities that require a listed fire counter shutter in a rated fire wall. Provided with fusible links that automatically release to close the door at 165°F, the shutter can also be triggered by smoke and heat detectors, a building’s alarm system, or SS90 fail-safe devices. All FireCurtain counter shutters comply with UL, C-UL, FM and CSFM requirements for 3-hour, 1 1/2 hour and 3/4 hour fire rating. Optional UL-labeled countertops are also available. When safety and fire protection are crucial, choose FireCurtain.
 

 
    
 
Rugged Raynor PowerHoist™ operators are available in a variety of motor, voltage and phase combinations for any commercial or industrial application. Your Raynor Dealer will help you select the operator and accessories that are suited for your door’s size and usage .
 
    
 
Raynor ControlHoist™ operators with solid state logic board control are available in selected motor and voltage combinations to meet many commercial applications. Your Raynor Dealer will help you select the operator and accessories that are suited for your door’s size and usage.
 

  • Dover & Company

    651 Hall Street
    Flint, Michigan 48503

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    Call Us
    Phone : 810-235-2573
    Phone : 1-800-968-3683 (Michigan only)
    Fax: 810-235-2573

    Hours
    Mon: 8AM-5:00PM
    Tue: 8AM-5:00PM
    Wed: 8AM-5:00PM
    Thu: 8AM-5:00PM
    Fri: 8AM-4:30PM
    Sat: Closed
    Sun: Closed