CS 59

CS 59

Concept System 59 window

Concept for insulation

Concept System® 59 offers a complete range of insulated profiles for the construction of elegant and moderately priced aluminium windows. The system is available in a variety of aesthetic styles: Functional, Renaissance, Softline and Hidden Vent —to match your building style perfectly.

The system’s limited built-in depth allows for application in many constructions, even with reduced wall thicknesses. In addition, CS 59 can comply with the burglar resistance class 2, offering a safe and secure solution.



The Architect Catalogue (PDF) contains information and filenames of the individual CAD files. Please consult this document to find the required CAD files for every section.


Between countries, there are differences in how a window is placed into the wall. For more information on the usage of Reynaers BIM models, download the BIM guidelines.

Technical information


Min. Visible width frame: inward opening51 mm 
Min. Visible width vent: inward opening33 mm 
Min. Visible width frame-vent: inward opening89 mm 
Min. Visible width frame: outward opening17,5 mm 
Min. Visible width vent: outward opening76 mm 
Min. Visible width frame-vent: outward opening93,5 mm 
Min. Visible width T-profile76 mm 
Max. height vent2400 mm 
Max. width vent1400 mm 
Max. weight element130 kg 
Overall system depth frame50 mm 
Overall system depth vent59 mm 
Rebate height25 mm 
Min. Glass thickness4 mm 
Max. Glass thickness35 mm 
Min. Glass thickness vent4 mm 
Max. Glass thickness vent35 mm 


Air tightness max. test pressure4 (600 Pa)
Water tightnessE1200 (1200 Pa)
Wind load resistanceC4 (1600 Pa)
Burglar resistanceWK 2

Opening elements

  • FixedFixed
  • Inward opening double casementInward opening double casement
  • Inward opening tiltInward opening tilt
  • Inward opening tilt turnInward opening tilt turn
  • Inward opening turnInward opening turn
  • Inward opening turn tiltInward opening turn tilt
  • Multi patioMulti patio
  • Inward opening combined elementsInward opening combined elements
  • Outward opening combined elementsOutward opening combined elements
  • Outward opening double casementOutward opening double casement
  • Outward opening Top hungOutward opening Top hung
  • Outward opening top hung with friction staysOutward opening top hung with friction stays
  • Outward opening TurnOutward opening Turn
  • Outward opening Turn with friction staysOutward opening Turn with friction stays
  • Pivot  horizontalPivot  horizontal
  • Round window fixedRound window fixed
  • Round window horizontal openingRound window horizontal opening
  • Round window vertical openingRound window vertical opening
  • Thermo frontThermo front
  • Thermo front double casementThermo front double casement