WB FR-C 800 Series

Fire-Rated Ceiling Access Doors

Sizes & Specifications

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Williams Brothers - WB FR-C 800 Series Fire-Rated Ceiling Access Door / Panel

The Only Fire Rated Access Panel That Can Be Used in a 1-Hour Fire Rated Ceiling up to 24″ x 48″!

The WB FR-C 800 Series Fire-Rated Ceiling Access Door is a durable, fire-rated flush access panel designed for ceiling installation in applications where fire resistance is required. Featuring a heavy duty, 16 gauge steel frame with an insulated 16 gauge steel door and a white baked, paintable enamel finish, door is fire-rated for 1 hour in horizontal installations.


  • Door: 16 Gauge Steel , 2″ Deep
  • Frame & Trim: 16 Gauge Steel, 1-1/2″ Wide Flange
  • Finish: White Baked Enamel, Paintable Surface
  • Latches: Self-latching Slam Catch
  • Locks: Flush, Knurled Knob Lock with 1 Key
  • Hinges: Fully-concealed, Pivot-rod Hinge (allows opening to 140°)
  • Insulation: 2″ Thick ROXUL Mineral Wool
  • Fire-Rating: Warnock-Hersey Approved for 1 Hour (horizontal installation) – Largest Size Acceptable is 24″ x 48″
  • Applications: Ceilings Only


  • Finishes: Stainless Steel, Custom Colors
  • Locks: WB Cylinder Lock (keyed alike with 2 keys per lock), Mortise Lock (with or without core)
  • Gasket: Hot Smoke Seal on All 4 Sides (fire and smoke tested)
  • Custom Sizes: Available on Request


The WB FR-C 800 fire-rated access panel is available in a variety of sizes including 8×8, 12×12, 14×14, 16×16, 24×24 and more. In addition, custom sizes are available upon request. Door features a high-temperature, mineral wool insulation for optimal fire protection and superior sound control plus a fully-concealed hinge and an exposed flange. In addition, this self-closing and locking panel includes an automatic spring closer, knurled knob lock with a removable key and an interior release so it can be opened from the inside. Options include cylinder locks and hot smoke seal gaskets plus stainless steel construction and custom colors.

Manufactured by The Williams Brothers Corporation of America. MADE IN VIRGINIA – USA.