If the double pane window is broken still you can repair it rather than spending money to replace it. Rather than replacing the expensive insulating windows, you can just replace the glass. It is less expensive than fixing a new frame and the whole window.

Can double pane windows be resealed?

If you have a single pain of glass on your window, then it can be resealed. On the other hand, if you have a double pane window—or thermal pane—then it can't be resealed. If the seal has been compromised on an insulated, thermal pane window, you have to replace it.

Can you replace one pane of a double pane window?

After all, to be effective, the two panes must have an airtight seal, which is impossible to achieve if you only replace one pane. Therefore, when it comes to double pane window glass replacement, both panes must be replaced and professionally installed to maintain a seal – and insulate your home from the elements.