crank out windows
A quick learner from Ohio says:
April 13, 2016
need the crank mecanisim for Certentee windows
Tom from SWISCO responded:
April 14, 2016
Certainteed has used a lot of operators. If possible, I'd like you to remove yours from the window and show us a few pictures of it by itself. That will help us find a match. Please also provide your measurements.