CS 77 Bullet Proof

CS 77 Bullet Proof

Concept System 77 'Bulletproof' door

Optimised safety and comfort

Concept System® 77-BP is an extension of CS 77 which enables the realization of bullet-proof windows and doors according to the most severe European standards.

Technical information


Min. Visible width frame: inward opening77 mm 
Min. Visible width frame-vent: inward opening159 mm 
Min. Visible width frame: outward opening77 mm 
Min. Visible width frame-vent: outward opening184 mm 
Min. Visible width T-profile102 mm 
Max. height vent3000 mm 
Max. width vent1400 mm 
Overall system depth frame97 mm 
Overall system depth vent97 mm 
Rebate height25 mm 
Min. Glass thickness25 mm 
Max. Glass thickness52 mm 


Air tightness max. test pressure4 (600 Pa)
Water tightness7A (300 Pa)
Wind load resistanceC2 (800 Pa)

Opening elements

  • Inward Opening Single DoorInward Opening Single Door
  • Outward Opening Single DoorOutward Opening Single Door