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About Ryobi D-4550 Series


Ryobi D-4550 Series

D-4550 Series - High End Industrial Door Closer

  • Adjustable closing force 2 through 7
  • Two independent closing speed adjustable valves
  • Standard/parallel/top jamb/track-rail applications
  • For fire door
  • Low opening resistance
  • Non-handed
  • Standard backcheck
  • Optional delayed action

Brochures for Ryobi D-4550 Series

Brochures for Ryobi D-4550 Series
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Ryobi Standard Certifications
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08 71 00 - Door Hardware

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