I cut off an 8"-12" piece of the windlace strip and ran it trough the groove/channel. When it got stuck, I spread open the channel enough to continue sliding through the strip. Use a non-petroleum water-soluble lubricant (CVS lubricating jelly is the lowest priced).

https://www.stovebolt.com/ubbthreads/ubbthreads.php?ubb=showflat&Number=394120#Post394120