I have a storage cupboard in which I'd like to put some shelves. No problem with brick walls as normally I'd just have wooden battens on 3 sides, srewed directly into the wall with rawlplugs, then ...
I'm mounting a 38lb TV (with a ~10lb mounting bracket). I located a stud, but the drywall floats an inch above it, plus the drywall itself is another 1/2 inch. So a couple 3-inch screws (and not a ...