I have the same issue on my USS-64. I don't think there is anything that you can do about it due to the moisture in the air and the temperature gradient at the door glass. I am going to have to take my door apart because a
![censored](http://soda-machines.com/discussions/Smileys/smc/censored.gif)
spider climbed in through the hole in the plexiglass and built a web inside the door!
![drinking](http://soda-machines.com/discussions/Smileys/smc/drinking.gif)
Tim
![drinking](http://soda-machines.com/discussions/Smileys/smc/drinking.gif)