Background

Energy Efficiency

Energy Efficiency

Efficient Windows and Doors

Energy certification, allows the consumer to provide information on the energy performance of materials, which includes reducing costs with energy use.
Efficient windows have characteristics that contribute to increase the thermal and acoustic insulation of homes or trades.

Window solutions installed in Portugal

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72,3% a 75,4%

Simple glasses

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18,9% a 22,8%

Double glasses

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6,0% e 7,0%

Double glasses and insulating profiles.

How do I know if a window is inefficient?

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Condensation

Inefficient windows can favor condensation in glass and profiles, visible situation when significant temperature differences occur between the interior and the outside.

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Temperature

When, in winter, we put our hands on the glass or the frame and feel they are excessively cold.

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Seal

Sealing problems at the junction of windows with walls. Gables on the windows elements.

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Ventilation

Air passage uncontrolledly can indicate poor performance.

What are efficient windows?

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Efficient windows are windows that, due to their characteristics, contribute to increase the thermal and acoustic insulation of buildings.

Main benefits

  • Reduced energy invoice amount.
  • Improvement of thermal comfort.
  • Improvement of acoustic comfort.
  • Other advantages

  • Greater security.
  • Valuing your property.
  • Energy label of windows.

    SEEP - Energy Product Labeling System is a voluntary marking or labeling system that allows consumers to compare the energy performance of products by their classification.

    An energy labeling system for windows is now available in Portugal.

    It easily allows you to identify the main thermal characteristics of the window.

    Each window has a label with the color scale and the other of registration.

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    Do you have any questions !

    Contact Us.