Anderson exterior sliding patio door lock

A quick learner from USA says:
I have an . I need an exterior door lock so I can use it as a regular door. I have attached pictures to show you what I have. What door lock should I get? From the outside, it slides to the left. Any help would be appreciated.
User submitted photos of patio door hardware.
Profile picture of Tom
Tom from SWISCO responded:
Thanks for posting. I think we can help, though I'm not sure exactly what it is you're looking for. Are you looking for an exterior key lock to add to your currently lock setup? If so, look at our 82-318 Andersen LH gliding door key lock. This is on the left side from the outside looking in.
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