​​​​​​​​​​​​​​​​​​​​​​​​​FireKing® Model 631

Fire-Rated Doors | Commercial Products

Fire-rated service door model 631 is a smaller fire door with UL/ULC ratings. The FireKing® Model 631 rolling fire-rated service door offers superior protection wherever a small UL listed fire door is required.

​Additional safety and protection features are available, including: Fire Sentinel® time-delay release device, FireLite® vision lites, smoke detectors, horns and strobes. ​

fire-rated-door-631-wide

​​Door Options​​​

  • Operation: push-up, chain hoist, crank and electric motor (RHX® or RSX®)
  • Fire Sentinel® time-delay release device
  • FireLite® vision lites (F265 slat profile only)
  • UL-listed brush-type smoke seals
  • Smoke detectors
  • Horns and horns with strobes
  • Cylinder locking bottom bar with mortise cylinder
  • Wind load (FBC, TDI, Miami-Dade)
  • PowderGuard® Premium powder coat finish options are available in approximately 200 colors as well as custom matching to specification.
  • PowderGuard® Zinc and PowderGuard® Weathered finishes

Colors

Standard Exterior Color

  • white color swatch White
  • gray color swatch Gray
  • tan color swatch Tan
  • brown color swatch Brown​​​

Actual door color may vary from the digital representation shown here. Actual color samples are available by request through your Overhead Door™ Distributor.

Powder Coat Color Options

​PowderGuard® Premium powder coat finish options are available in approximately 200 colors as well as custom matching to specification. PowderGuard® Textured finish, a thicker, more scratch resistant coat, is available in 11 colors providing enhanced scratch resistance as well as aiding in hiding the dirt and blemishes that often occur in commercial environments.​

Powder Guard color options​​​​​

​​Features​

  • Standard max width 14′ (4267 mm)
  • Standard max height 12′ (3658 mm)
  • Curtain Painted galvanized Standard baked-on paint finish available in gray, tan, white or brown
  • Guides Three structural steel angles PowderGuard® Weathered finish with black powder coat.
  • Labels available for masonry or non-masonry applications UL/ULC 1-1/2 hr UL/ULC 3 hr UL oversized door
  • Mechanical auto resettable hoist (non-motorized) Enables easy drop test and reset of fire door in seconds​
  • Fusible link for added safety Separates at 165°F (74°C) to automatically close the door in case of fire
  • Viscous governor technology Controls rate of door descent during a fire while reducing noise and vibration for quieter door operation
  • Innovative planetary gear design Ensures years of reliable service and drop-out performance
  • Warranty 2-year material and workmanship
  • Fire doors are in compliance with National Fire Protection Association (NFPA-80) Underwriters Laboratories (UL & ULC) New York City (MEA) State of California (CSFM)​