Ryobi 4550 Series

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  • Regular price $591.00
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Ryobi 4550 series is a versatile commercial door closer and the top closer in the Ryobi range.

  • Fire rated
  • Power adjustable from 2 - 7 strengths. This allows adjustments with the one closer to take door weights between 45kg up to 230kg.
  • Pre set at a factory 4 setting (80kg)
  • A built in delayed action feature that works from an opening of 180 degrees to 70 degrees, stays open at 70 degrees for a short period to allow access and then proceeds at normal speed to closing.
  • Suitable for standard and parallel arm fixing options in the one box
  • Non handed
  • Supplied with adjustable closing and latching speeds
  • Supplied with an adjustable backcheck feature
  • Hold open function arm is a seperate part, if required (same as 3550) but be aware that using the hold open function doesn't allow it to be fitted to a fire door
  • Contains all season fluid to eliminate the need for seasonal adjustment
  • When using the parallel arm model the door weight capacity is reduced by 20% compared to the standard arm application
  • Available in finish of silver only