What Does u-Value Mean For Windows?
For many homeowners these days, it can be hard and more than a little confusing to try to understand the different ratings given to windows and doors. Perhaps you have the same problem. Most people will look for the highest energy rating and assume it indicates the window is the best performing option for all categories.
Nevertheless, the energy ratings for windows consists of various measurements, such as thermal transmittance, air leakage and solar factor. It’s important to understand these individual aspects of the overall rating to know whether you are getting the best and most energy efficient windows possible. In the following post, we will help you understand one particular rating that leaves customers scratching their heads a little – the u-Value or thermal transmittance.