Mistakes People Made When Replacing Windows & How To Avoid Them
The five biggest mistakes when replacing windows and how to avoid mistakes In an energetic renovation, there are two main areas of interest: the renewal of the heating system and the thermal insulation. Replacing the old window with new window elements somehow resonates, but it is not the main measure. A structural renovation option is hidden here that is often underestimated. Some owners also make real mistakes when it comes to replacing the windows . Here are five of the most common of them: 1: It is not worth replacing windows It may seem obvious: a window has a large area of glass, so a lot of energy will be lost through it. However, this is by no means the case. In the course of development, the heat transfer coefficient (U-value) of modern thermal insulation glazing was successively reduced. This value describes how much energy is lost per square meter and year. The smaller the value, the lower the heat loss. The figures are impressive: while old single-pane glazing ha