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Energy ultra

Top quality and ultra modern PVC windows for the greatest target audience. 3 layers of glass, enormous structural integrity.

Size is not a value in itself. The DAW ULTRA Window system fulfills the requirements,  aesthetics and quality for building owners who wish  to have an elegant window design and expect functional properties that can provide the greatest possible level of comfortable living. The innovative system provides architects with an attractive range of design options.

Energy ultra window

Tech specs

  • 3 sealing levels

  • U - Factor as low as 0.14Btu (w/ triple glazing)

  • U - Factor of 0.17 (w/ standard double pane glass)

  • Enhanced thermal insulation

  • Greater space and stability for sound insulation and security

  • Reliable robustness and enormous structural integrity

  • Custom dimensions

Thermal insulation icon


  • Consistent six chamber technology carried not only by the profiles but on all functional levels. The chambers are dimensioned for the optimal thermal insulation.

  • Three sealing levels with thermo center seal and innovative sash rebate gasket ensure good tightness against driving rain, the optimal windproof properties, and superior sound insulation.

  • Enhanced Uw values, less condensation, and greater surface temperatures for greater cosiness. Slender visible sight lines for plenty of incoming light.



  • 3"15⁄32 system depth for maximized sound insulation.

  • Wide 1" – 2"1⁄8 glazing range for triple and special functional panes.

  • Back-locked and supported locking plates for excellent protection against forced entry

Reliable robustness


  • Windows secured in place through special dowel chambers in the weather protected section.

  • Unique honeycombed profile chambers enhancing the window's inherent stability.

  • Low maintenance due to the arrangement of the window hardware in the weather protected section behind the thermo center seal

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