Reynaers CS 68

CS 68 is a thermally insulated three-chamber system for windows and doors that boasts the optimum combination of high insulation levels and optimal safety.


The system is available in a variety of aesthetic shapes to match current architectural styles whilst offering all types of both inward and outward opening windows and doors.


Double butt strips between the frame and vent and lowered drainage ensure superior wind and water tightness.


Style variants





Min. visible width inward opening window

Frame 51 mm 51 mm 51 mm 76 mm
Vent 33 mm 33 mm 33 mm not visible

Min. visible width inward opening flush door

Frame 67 мм
Vent 77 мм
Overall system depth window  
Frame 59 mm 68 mm 68 mm 59 mm
Vent 68 mm 77 mm 77 mm 63,5 mm
Rebate height 25 mm 25 mm 25 mm 18,5 mm
Glass thickness up to 44 mm up to 44 mm up to 44 mm up to 40 mm

Acoustic performance

Rw (C; Ctr) ≤ 44 (-2; -5) dB, depending on the glazing type

Air tightness

Up to 600 Pa (class 4)


WK 2 (windows & doors) (Dutch & European standard NEN 5096 & ENV 1627)

WK 3 (window-doors, doors and fixed windows) (Dutch standard NEN 5096)

Thermal insulation

Uf-value ≥ 1.80 W/m2K, depending on the frame/vent combination

Water tightness

Up to 1200 Pa (class E1200)

Wind load resistance

Up to 2000 Pa (class 5)



Information is provided by REYNAERS

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