STE-4000 Opening Aluminum Window

The high-end fixed aluminum window

The STE-4000 opening window allows for ventilation while maintaining the highest performance standards. Available with inward (casement, tilt-and-turn, hopper) or outward (casement, awning) opening options, it integrates seamlessly into modern facades and projects demanding comfort and functionality.

Technical points

  • Aluminum frame with thermal breaks
  • High-performance hardware for smooth and durable opening
  • Uniform compression of the seals ensures maximum sealing
  • High resistance to wind loads and leaks
  • Compatible with multi-facade and curtain wall systems
  • Wide choice of configurations: casement, tilt-and-turn, hopper, awning
  • Modular and structural design option for large, glazed areas

Need technical advice?

Our team supports architects and professionals in choosing the best configurations for each project.

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Stekar Projects