DORMA RTS 85 door closer

Transom concealed door closer

The DORMA RTS 85 transom concealed door closer offers a solution for installations where door control must be provided without disturbing the aesthetic appearance of the door. A complete line of accessories is available to accommodate virtually any door and frame configuration.


Certified manufacture to ISO 9001.

Standard and optional functions
  1. Fully controlled closing with adjustable speed
  2. Progressive mechanical backcheck
  3. Adjustable final closing
  4. Mechanical backstop**
  5. Hold-open points – depending on model (optional) 105° or 90°

** Door opening angle max. 130° on both sides; in the case of heavy doors which can be opened further, door stops must be used.In the case of single action doors, the opening angle may be reduced depending on the door design.

Benefits for the trade/distributor
  • Just one closer body for all types of fixing
  • Low inventory costs and minimal stocking requirement thanks to unit packs for closer body and accessories
Benefits for the installer/fabricator
  • Can be used for double action doors, or left and right hand single action doors
  • Installation and setting adjustment possible before installing the doorset on site
  • No floor preparation necessary
  • Positive "zero" position for double action doors - easy to adjust
  • Comprehensive range of accessories
Benefits for the architect/specifier
  • Aesthetically impressive solution - especially with toughened glass doors
  • Ideal for shopfitting applications
Benefits for the user
  • No cluttering of door or floor appearance
  • Backcheck to prevent door contact with frame
  • Smooth closing with adjustable closing speed

Technical Leaflet [1]

Product Description Format/Size Date Language  

RTS 85

Technical leaflet

315.38 KB
04.2012 EN download

Certificate [3]

Product Description Format/Size Date Language  

RTS 85 EN 3

Declaration of performance

206.26 KB
10.2014 INT download

RTS 85 EN 4

Declaration of performance

206.25 KB
10.2014 INT download

RTS 85 EN 5

Declaration of performance

206.22 KB
10.2014 INT download