[Eric R.]

Originally Posted by Jordan Baker

http://www.woolies-trim.co.uk/p-1516...w-channel.aspx

The above link has double channel that I think would work.

Good find but the description says it is for 1/4 inch thick windows. That could be too wide. I would have to measure my sliders out in the barn but I am pretty sure they are less than 1/8 inch thick.