Energy Efficient Window Design

  The total radiation received per window varies according to the time of the year and the orientation. In summer, all windows receive heat gains, in particular those facing east and west. Whereas in winter, only windows facing north, north-west and north-east have a...

The 20/20 House Part 6 – Why the 20/20 House?

The 20/20 House Part 6 The Gruen Eco Design blog about how to convert your dream from an energy efficient home into a reality. Why the 20/20 House? You may ask yourself: Why the 20/20 House? What does it mean? I guess if you have studied architecture and even more so...

Why Is Good Window Design So Important?

Windows are essential for a house and the comfort and well-being of its habitants, as they let natural light and fresh air into the building and enable views. Appropriate window design, size, location and glazing treatment, combined with shading and internal covers,...

The 20/20 House Part 5 – What else to look for?

What else to look for when selection the ideal site to build your energy efficient and sustainable home? The Gruen Eco Design blog about how to convert your dream from an energy efficient home into a reality.   Something important to look out for are trees on...