channel balance 27''
A quick learner from sparks nevada says:
July 18, 2016
I need a 2690 but the highest you go is 2665
Tom from SWISCO responded:
July 20, 2016
Thanks for posting. A stamp that ends in "90" uses an old rating system no longer in use. One of our options may still work, but you will need to weigh your sash on a scale to determine which one is best.