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Josko - Fenster und Tueren
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10 questions – 10 honest answers


THE WHOLE TRUTH ABOUT RENOVATION MYTHS.

As soon as anyone touches on the subject or renovation in a discussion well-meaning advice will abound. This may be a matter of courtesy, but unfortunately the tips are not always helpful.

In the light of this huge wealth of experience in the area of renovation many rumours, myths and misunderstandings are rife. As professionals, we at Josko have answered the 10 most important questions before they are put to the wrong people:
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1. When insulating the façade should I also replace the windows and vice versa?


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2. Is it correct that new windows can be “too tight”?


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3. What is a tight RAL or Austrian standard assembly and how important is this?


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4. How must windows be correctly installed?


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5. Why heavy triple glazing and not more favourable double glazing?


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6. Is all triple glazing the same?


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7. How important is the glass spacer?


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8. How important is a “warm”, optimised window frame?


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9. How important is sun protection?


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10. How would I ventilate correctly with new windows?


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