DID YOU KNOW? All garage door technicians are employees of Overhead Door Company. We never use subcontractors.

Fire Sentinel

The Fire Sentinel® is a UL-listed, time-delay door release device that directs a fire door’s closure in an emergency situation.

Release for Fire Doors

Features

  • Floor-level testing, reset and trouble indication available for ease of operation
  • Intelligent operation feature recognizes when the door is closed, inhibits release to eliminate time-consuming resets and prevents damage to the door release mechanism**** For non-motorized doors, this feature requires a proximity switch.
  • Available in 120V AC or 24V DC for motorized or non-motorized doors
  • Battery back-up provides extra protection in the event of a power loss (FSBX and FSCX models)
  • Diagnostic capabilities via LED status lights confirm the operation of the unit
  • 10-second time-delay on alarm (up to 60-seconds optional) as allowed by Authority Having Jurisdiction
  • Optional alarm on power loss provides additional safety measure (FSBX and FSCX models)
  • Sounder/strobe alarm available (standard on FSCX model)
  • UL 864 and NFPA® 72 compliant
  • Compatible with UL 325 complaint operators – maintains stop on obstruction option† † Available on FSCX models only.
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Residential & Commercial Garage Door Services Across the Mid-Atlantic

Since 1973, Mid-Atlantic Door Group, Inc. has been the region’s premier provider of residential and commercial garage door sales, installations, and 24/7 emergency garage door repair. As the area’s exclusive Authorized Overhead Door™ Distributor, we offer products backed by industry-leading warranties to ensure long-lasting quality and performance.

Our Specialized Services Include:

  • New Door Sales, Installation & Replacement: Premium residential garage doors and high-performance commercial overhead doors tailored to your property.
  • Garage Door Repair & Maintenance: Fast 24/7 service for broken springs, snapped cables, off-track doors, and opener repairs for all makes and models.

We proudly deliver trusted garage door services to communities across Washington, DC, Frederick, MD, Hagerstown, MD, Southern MD, Northern VA, Fredericksburg, VA, Richmond, VA, Harrisburg, PA, and surrounding areas. Explore the interactive map below to find an Overhead Door™ distributor location near you.