The Poliedra-Sky system is part of the evolutionary process of METRA building systems, enabling the design and fabrication of curtain walls or aluminum frameworks (in combination with glass, stone, and composite materials) of different shapes and dimensions, offering a wide range of functional and aesthetical solutions.

The system rightly owes its name to the "polyhedral nature" of its constructive and application possibilities.

Thanks to its aesthetics, tightness and energy-saving features, the Poliedra-Sky system can be employed in both, new buildings and in renovation, replacing or integrating new volumes.

Download PDF



Volcano 70


Volcano systems was studied and designed by ALCEO France using the latest technology for manufacturing operation. This system is in conformance with French European standards

Download PDF

Piece Z13 – T15 – Engineering Square – Northern Expansions of the Industrial Zones – 6th of October City

 info@extrucoat.com | Tel: 02-38242683/4/5/6/7

© 2018 by Extrucoat21. Proudly created by The Squad

  • White Facebook Icon
  • White Instagram Icon
  • White YouTube Icon
  • White Twitter Icon