The FD3D Series Access Door is the the largest net size openings available in a three-hour fire-rated double leaf panel to be installed in walls or ceiling applications with temperature rise.  These double leaf access panels offer a removeable center mullion for easy access to areas in walls or ceilings with large components.

Sizes for ceiling installation are up to 36″ x 36″ and may be installed in walls up to 48″ x 60″.  Ideal when installation or removal of equipment is a consideration.

FD3D Series Double Leaf Access Door Specifications

• Materials: Satin finish galvannealed steel or 304 stainless steel.
• Frame: 16 gauge steel up to and including 30″ x 48″ or 14 gauge steel for larger sizes.
• Flange: Width -7/8″ up to and including 36″ x 36″. 1-1/4″ for larger sizes
• Door Panel: 18 gauge galvannealed steel with 22 gauge liner.
• Insulation: The door panel contains 2-1/2″ of high temperature insulation material.
• Finishes: Rust inhibitive off-white prime coat or #4 stainless steel finish on exterior surface
• Hinges: the concealed continuous rod hinge is designed to secure the door panel.  The hinge is placed on the long side of the door (” H”) dimension) unless otherwise requested.  Note Sizes greater than 48″ in a wall position, the continuous piano hinge is standard.
• Panel Closer: The automatic panel closer will close and latch the door from an open position of 90° as required by NFPA  80.
• Latch: The standard factory installed latch is a flush mount 1/4″ allen key. All fire-rated locks are self-latching and include an interior latch release mechanism allow the doors to be opened from the inside for sizes 16″ x 16″ and larger.  Interior latch for smaller sizes is available as an option.

Other Sizes Available – Please Order By Rough Opening Size and Specify Wall or Ceiling Application

Contact us for more information on custom sizes and additional locking information.