Manufacturer JL Industries
SKU: FFD3-Series
Floor Door Three Hour Fire Rated

The FFD3 Series floor door is a three hour fire-rated floor door designed to control the transmission of heat and flames when installed in a floor-ceiling assembly with a maximum temperature of 250° for a three hour rating period.

Product Details

  • Exterior Frame Material: 12 ga galvannealed steel, supplied with stainless steel anchor straps
  • Door Frame Material: 14 ga galvannealed steel
  • Door Panel Material: 1/4" aluminum diamond plate and 14 ga mill finish aluminum door liner.  12 ga stiffener channels
  • Depth: 6-1/2"
  • Door Frame Finish: Gray primer
  • Outer Frame Finish: Bituminous coating
  • Insulation: High Temperature insulation in door
  • Latch: 316 Stainless steel slam latch with removable cover plug, operable from the top side by a removable tool and underside by a spoon handle
  • Hinge: Heavy duty continuous zinc plated steel hinge with brass pin
  • Spring: 316 Stainless steel nitrogen cylinder (s)
  • Live Load: 150# psf
  • Sizes: Minimum 30" x 24", Maximum 64" x 60"

Additional Options:

  • Self Closing Mechanism fusible link melts during the fire automatically closing the door without warning by releasing gas in cylinders. Only available is sizes 36" x 54" and smaller
  • 300# live load

Latch and Handle Options

  • Recessed Stainless Steel Turn Handle Topside
  • Recessed Stainless Steel Turn Handle Topsid with Detention Lock Underside
  • Padlock Hasp on underside 
  • Detention Lock Topside with Operable Knob Underside

Door Panel Options

  • 1/4" Aluminum Smooth Door

Note: Floor Door is not to be exposed to rain or wet environments.  Intended for dry location use only.


Additional Product Literature
Data Sheet