Mortise Lock - Tag Says Series 8670-Series 8 SGD-R35-72X80
A handy person from chicago says:
September 13, 2016
I believe it is a JeldWen, but since it is about 10 years old or so, they say no. Attached is a picture of the lock. Thanks for the help!
Tom from SWISCO responded:
September 16, 2016
We're always happy to help, Ricardo. Please see our 82-218, I think this may be what you want. Also be sure to watch the video below.