window channel balance
A quick learner from palm coast FL: says:
May 29, 2016
My stamp number is 3435. Which one should I order. Need these soon
Tom from SWISCO responded:
May 31, 2016
I'm afraid I cannot identify what you have based on the stamp alone. I recommend that you look at our Channel Balance Home Page and follow the steps in order to find the Series that best matches what you have.