I have a customer with a Sash patio door lock that needs to be replaced. Sash is now permanently closed and my google search directed me to your company
Emily from SWISCO responded:
January 12, 2023
Thank you for reaching out to us. Take a look at our 82-226 and 82-227 mortise locks. Review our dimensions and compare them with yours to see how they match up with your old lock.