When it comes to the question of window insulation, you might firstly think of double-glazed windows. No wonder, because a lot of homeowners who have them installed state their efficiency. Nevertheless, window panes that are filled with argon gas are becoming more and more popular thanks to obvious benefits and high effectiveness provided by argon. So what is the role of argon gas in window insulation? How does it work? The answers to these questions and a few others are waiting for you in the following post.