Drill Holes Simply grab the thinnest drill bit you have and drill where you suspect a stud to be. You've found a stud if you feel resistance and see wood on the bit when you remove it. If you can't find the stud after drilling, untwist a metal hanger and place it into the hole so you can fish around behind the wall.
If you don't have any stud-finding tools, you can still find studs by knocking on the wall. You'll hear a different tone when you get close to a stud. Look for an outlet or switch box on a wall as a starting point.
Use tape or dental floss with a magnet attached and drag it across the wall to find the stud. This method works because the metal screws used to secure the drywall are typically secured to a stud. Wait until the magnet sticks to the wall and mark the location of the stud—it's that easy.
Yes is is possible for a wall to have no studs. You could have commercial quality construction with metal lath tied to 3/4'' steel channels. I would expect the stud finder to sense those however. Maybe you can't feel the difference between the steel channel and steel lath.
While drywall alone can hold about 1.6 pounds to 2 pounds per square foot, mounting an object to the stud with the proper hardware allows the drywall to support up to 100 pounds.
Use a toggle bolt or anchor to hang the piece on areas with no studs, This Old House says. The weight of the piece, and the thickness of the wall, will dictate the toggle size.
All walls SHOULD have studs. They should be spaced 16” apart.
Mounting Plates
Along with these drywall anchors, consider using a mounting plate or cleat made from metal or plywood. Mounting plates are placed behind the TV and screwed into the wall using any of the anchor screws above. The base of your TV wall mount can then be screwed into the mounting plate.
They are usually placed 16 inches apart on all walls. It can vary in older homes, but rarely would you find studs more than 24 inches apart. Windows and doors are also framed by studs for support. Above wide windows and doors, you might even find a wide header board.
2021 UPDATE: ENR Reviews 16 iPhone Stud Finder Apps
Stud Find is an iPhone application that uses the device's built-in magnetometer to find metal studs, screws, nails and anything metallic in a wall. The iPhone's three-axis magnetometer is an instrument that measures magnetic forces.
Drilling into a stud is a necessary skill for any DIY enthusiast or homeowner. Drilling into a stud guarantees a strong and durable attachment, whether you're hanging a large mirror, installing a bookcase, or mounting a television.
Occasionally players will be missing a stud at the front or the back. They must have both studs fitted at the front and back (puncture risk). Other missing studs are not the referees' concern. Rarely players will have worm studs with burrs or sharp edges (cut risk).
On the other hand, if you're looking to hang something like a lightweight picture frame or small mirror, you can get away with using a simple adhesive hook and won't require a stud as an anchor point. In short, if you can hold the frame comfortably with a single finger, then you may not need a stud.
If you can't find the stud even after drilling, there's one more technique you can try: Grab a wire hanger and untwist it, fashioning it into a right angle. Use your new tool to fish around behind the wall, says Rothman. When the wire makes contact with a firm object, that indicates you've found a stud.
If you start in a corner and measure out 16 inches and you don't find a stud, you should find one at 24 inches. You can also try holding a flashlight against a wall and looking down the wall to see if you can tell where two pieces of drywall meet. At that intersection, you'll definitely find a stud.
Vertical studs, wooden beams, and plaster make up the structure of older homes. This means that your standard stud finder won't be able to detect a change in density because it's all dense. Anytime you want to hang something on your wall— whether it's 0.5 pounds or 50 pounds— you want it to be attached to a stud.
You can still install objects on walls — even if there's no stud available. You just need to use drywall anchors. Drywall anchors live up to their namesake by anchoring into drywall panels. You can push them into a pilot hole.
A French cleat is a hanging system consisting of two beveled pieces of wood that interlock to distribute weight evenly across a wall. This method is ideal for items that span multiple studs. It's especially useful for items like wall-mounted cabinets or shelves, which require substantial support.
In this case, you can mount the TV to any section of drywall that has no studs behind it. Hollow-wall drywall TV mount installations are limited to total weights (TV, peripherals, and mount) of about 100 pounds.
If a wall stud doesn't line up with where you want to hang a shelf, you can easily add new hardware for more stability. Drywall anchors are best for light loads, molly bolts for medium-sized shelves, and toggle bolts for your heaviest units. No matter what anchor you use, drill pilot holes in your wall first.
Studs are vertical 2 by 4 inch beams that support the frame of your home. You can find them behind your drywall, usually spaced 16 or 24 inches apart. Since studs are made of thick and sturdy wood or metal, they can securely hold screws better than wall materials like drywall.
How it works: A molly bolt is a screw encased with metal that expands in a predrilled hole to support medium-weight items. Best for: high-use and mid-weight range items, like coat hooks, or with lightweight items in the ceiling, such as smoke detectors. Weight limit: 25 to 50 pounds.