The spring is broken on my locking mechanism and cannot lock patio door. In removing old assembly dropped inside the door. Need latch 3-1/2 by 1- 1/2 Looked at all my windows and there is no manufacturer label. Can you help?
Tom from SWISCO responded:
June 23, 2020
We should be able to help, yes. Before I recommend anything, can you show me a photo of the part in question?