Stud finders designed to sense a change in density in the wall will not do the job on lath and plaster.
How Can You Find A Stud In The Wall. Find wall studs adjacent to doors and windows. Remember that not all walls are divisible by 16 in (41 cm) exactly, so there may be some studs that show up in a distance that is less than 16.
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Anxiously trying to find a wall stud while you're in the process of hanging a picture, shelf, or tv mount. To do so, drill a hole in the wall. With a hole cut out of the sheetrock you can see what you this job can seem intimidating because you are going at it blind, pick up on some of my tips and tricks to ensure you are on a stud.
Studs exist to hold up drywall on interior walls and wood sheathing on exterior walls.
Most of the time, studs are spaced about 16 t0 24 inches on center. Fish around with a wire hanger. Doug shows us how to find a stud in a wall in 60 seconds. Stud finders designed to sense a change in density in the wall will not do the job on lath and plaster.