Model 120 - Manual

Single Swinging FRP Door – Manual


Marathon's manual swing door with its smooth, durable FRP panels, finished edges and reinforced hardware locations are designed to look great and provide reliable operation, even in harsh, wet or corrosive environments.

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Photos shown may include optional features.

Panel Construction

  • 1 3/4” thick laminated fiberglass panel surface with finished edges of reinforced, pultruded fiberglass tube.
  • All hinge and hardware locations reinforced with solid resin impregnated pultruded fiberglass tube.
  • Standard white color. (Other colors available upon request.) 

Frame Construction

  • Pultruded fiberglass construction.
  • Available in either single or double rabbet construction.
  • Prepped for a wide variety of hardware options.


  • Grade 2 Architectural hardware standard:
    • Standard weight steel fully mortised hinges.
    • LAN 4041 heavy-duty closer.
    • Grade 2 steel push/pull hardware.
    • Frame mounted, three sided bulb type perimeter gasket and bottom sweep gasket.

Performance Features

  • Manual open with standard spring assist closer.
  • Power operation utilizing an electromechanical
  • operator, microprocessor controlled in 120 volt, single phase, with mechanical spring close.
  • Operator completely enclosed within an aluminum flat top shroud.
  • Overhead presence sensor to provide threshold and swing side obstruction detection.
  • Pushplate to open; time delay to close.
  • In case of power failure, door can be opened manually at any time.


  • Vision panel with standard sloped frame.
  • UL fire rated.
  • Knock-down frame of pultruded fiberglass construction.
  • 16 ga., 304 #4 stainless steel , face welded and polished frame.
  • Custom designed interlocking system.
  • Hospital stops 4” or 6”.
  • Stainless steel closer cover.
  • Pultruded fiberglass frame.
  • Can provide any major lines and grades of architectural hardware


  • One year limited warranty on all components
Frame Assembly

Frame Assembly

  • Optional stainless steel frame is fully mitered and completely welded through the throat. Single or double rabbet.
Sloped Shroud for Power Units

Sloped Shroud for Power Units

  • For superior cleanliness and aesthetic appeal.
Stainless Steel Closer Cover

Stainless Steel Closer Cover

  • Additional option for superior cleanliness and aesthetic appeal.
Fully Mortised Hinges

Fully Mortised Hinges

  • Flush mortised hinges provide a clean and smooth finish to the door.