Anderson 200 series (perhaps?) Latch and internal mechanism
A quick learner from ny says:
November 1, 2013
need thumb lock as well as internal locking mechanism
Casey from SWISCO responded:
November 1, 2013
Hello, For an Andersen Series 200 take a look at product code 82-043. If this looks good and it is for a 2 panel sliding patio glass door, see part number 82-037 for the internal locking mechanism portion.