When you add a new box to an old wall we always try to put it in right next to a stud for solid attachment.
How to attach a floating 2x4 to a drywall sheet.
A drywall anchor goes between the screw and the drywall biting into the drywall much more effectively than a screw would.
Start by placing 1 2 inch scrap blocks on the floor which is typically cement to prevent water or moisture from touching the drywall.
Insert your wall anchor into the wall using the pilot hole as a guide.
Place the drywall on horizontally standing the edge on.
Measure from the ceiling to the window top to lay out the top edge of the cut.
Install the drill bit into a drill driver and bore a hole through the drywall and metal stud at each screw location pencil mark.
Most electrical boxes are attached to a stud before the drywall is even installed.
Twist the wings off the ends of the toggle bolts and slip the bolts.
The corner of the bead will lie too low making it difficult to cover with joint compound.
Specialized hardware does exist to allow putting an electrical outlet or switch absolutely anywhere without reference to a stud.
Use fine thread screws to attach drywall to steel studs.
Lay out the cut by positioning the sheet along the floor and marking where it meets the bottom edge of the window.
But the most important part is to place screws 12 in.
All these items are generally referred to as rework boxes boxes to be.
To answer the question how many screws per sheet of drywall it all depends how big the piece of drywall is.
Some anchors screw into the wall while others are tapped into the drywall with a hammer.
Depending on what you re hanging or mounting you may want to use a specific kind of drywall anchor and there are several to choose from.
Apart where the ends or edges of sheets butt at framing members and along each framing member in the center of the sheet.
To cut around a door.
For the sake of argument let s say a pulling force of 75 is the upper limit for a single toggle bolt.
If you have really heavy loads you should not use drywall fasteners.
Lay out a door cut the same way as a window.
Then you screw into the anchor so everything stays in place.
Here s a detailed look at my four favorite.
By pulling i mean forces trying to pull the fastener out of the wall.
Take off the window trim and cut the window opening in the drywall sheet before you hang it.