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  2. Windows and doors energy efficiency calculator OKNA.ua
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Windows and doors energy efficiency calculator OKNA.ua

Date: 5/07/2024. Database version: 1.13. Software version: 2.1.
The calculated values ​​correspond to the quality produced and installed window (window unit) of the selected components with the given window dimensions.
Windows that do not meet the quality standards of production may not provide design values due to increased air permeability and other negative factors.
The calculation results are reference.

Sellers windows profile VEKA in Kharkiv

  1. Best Windows
    Plastic windows production, sale and installation.
    Plastic windows VEKA, Salamander Industrie - Produkte GmbH, REHAU
  2. ViknaStyle
    Працюємо з програмою єВідновлення. Працюємо під час ВП. Компанія ViknaStyle є прямим представником ...
    Plastic windows, Aluminium windows Steko, WHS by VEKA, WDS
  3. Good Master
    Good Master is a certified partner of VEKA (GoodWin factory) and Rehau in Kyiv, Kharkov, ...
    Plastic windows, Aluminium windows WDS, VEKA, aluplast GmbH
  4. Modern-House
    Plastic windows, Aluminium windows, Wooden windows, Wooden-aluminium windows, Roof windows WHS by VEKA, Framex, TM, PROCURAL (Ponzio Polska)
  5. Окна Стиль
    Предоставляем полный комплекс услуг по остеклению частных домов, квартир и коммерческих помещений. ...
    Plastic windows VEKA, Salamander Industrie - Produkte GmbH, REHAU