check the latch. may need bigger screws or shims depending on how it hits the strike plate. use a graphite pencil or lipstick to color the plate to see if it hits evenly.
Our 14 year old cord controlled blinds are all giving us trouble with raising and lowering and tilting. Many of the top mechanisms are coming unglued from the top. I ...
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What kind of sound? Might need a tiny squirt of WD 40.
What kind of sound is it?
check the latch. may need bigger screws or shims depending on how it hits the strike plate. use a graphite pencil or lipstick to color the plate to see if it hits evenly.