Question 10: In winter time, the bubbles tend to freeze – would that affect the performance?

There is no problem with frozen bubbles in cold winter. It normally takes place near the outer layer inside the cavity. In fact, when bubbles are frozen, they seal the air even better. A lot of people tend to think that when bubbles freeze, they will burst. No, that will not happen unless they are crashed by physical force. I have a video to prove that bubbles do not burst when freezing happens: