450 Series Medium Duty Surface Overhead Door Holders/Stops
450 series holders and stops are designed for medium to light duty
applications, They are ideal for openings that are subject to normal
activity, providing protection for the door, frame and hinges
All models incorporate the popular channel/slide-arm design and
offset jamb brackets. The improved design makes it easier to change
functions in the field.
450 F Friction Hold-Open models provide an alternative holding
method ideal for patient room doors, closet doors or similar
applications where multiple Hold-Open positions are desired.
450S Stop only is used when Hold-Open function is not required.
The Stop-Only function provides the same effective door control
without keeping the door held open. May be used on fire doors