The nail or tack hole can be filled in using a spackling compound on the end of a drywall knife. Just press the compound into the hole and you're done. But a larger hole needs a patch. Patches that are composed of just spackling run the risk of crumbling in place or becoming weak over time and falling out of the hole.
Cut two pieces of plywood about 3/4 to 1 inch larger than the holes. This will allow you to secure them through the existing drywall on each side with drywall screws. To hold the plywood in place while you secure it, just put a drywall screw in the middle of the plywood and use it as a handle.
Cut and Install the Support
Cut a 1 x 3-inch piece of scrap lumber or 3/4-inch piece of plywood approximately 2 to 4 inches longer than the height of the patch. Screw these supports vertically behind the opening using drywall screws. This will help keep the patch from cracking.
In case you're uninitiated, a California patch is a way to repair a hole in drywall without any backer to screw into. With typical drywall repairs, you will cut a piece of scrap wood a little wider or longer than the hole and struggle to get it into the opening.
The clips also act as an anchoring point that solidify the drywall ends when there is no stud to screw into. You can form corners for walls in long drywall runs, where there are no cornering studs, by using 90-degree drywall clips instead.
To secure drywall without studs, you will need some drywall clips, screws, a screwdriver, and drywall. Make sure your drywall is appropriately sized to fit the area to be covered. Attach the clips to the drywall that is already in place. Attach the new drywall to the clips and secure it with screws.
Simply cut your drywall so it easily slides between the joists, and screw them in with drywall screws. No need to use glue. just caulk between the drywall edges and the joists befoe adding the next layer. Succesive layers should overlap the previous layers joins.
Equip yourself with a tape measure and spread it cross the bottom of the wall your about to furr out. With a pencil or a marker, mark a dot every 16 inches. Now, repeat this process at the top of the wall. These markings will indicate where you will vertically attach your furring strips.
Drywall mud, also called joint compound, is a gypsum-based paste used to finish drywall joints and corners in new drywall installations. It's also handy for repairing cracks and holes in existing drywall and plaster surfaces. Drywall mud comes in a few basic types, and each has its advantages and disadvantages.
It's laterally structural to support the building's side-to-side forces. Penetrations in your shear wall must adhere to different restrictions than other walls and you may need to consult an engineer to verify.
Hanging Something Heavy on Drywall Without a Stud
Molly bolts, or expandable metal anchors, are an option for hanging a heavier piece, according to Popular Mechanics. Molly bolts are made up of a screw fitted into a metal sleeve.
Best Drywall Anchors Heavy-Duty—RIFAA
When you're in need of reliable, strong wall fixings for securely hanging items of up to 50 pounds, RIFAA's self-drilling drywall anchors are the solution. They are made from heavy-duty durable nylon and have a unique design that once in place, will not budge.
Drywall clips provide support for hanging drywall. Drywall clips, which can also be referred to as drywall fasteners or stops, are used in both residential and commercial construction. These clips are placed on the edge of the drywall and fastened to grip the stud.
Simply clip them on the drywall and slide it into place; no nails, screws, or tools required. Apply drywall tape or HYDE's Wet & Set (in roll form) over the clips and seams, and you're ready to finish with mud—in other words, joint compound.
Cut it to size and screw it into place, spacing the screws every 6 in. Taping the edges of the patch drywall to make it invisible is the trickiest part of the how to fix drywall job. Buy a gallon tub of drywall compound and a roll of paper tape. You can use mesh tape, but it isn't as strong.
One way to repair a hole in drywall without enlarging it to the adjoining joists is by using what is known as a “hot patch.” To make a hot patch, cut a piece of drywall several inches larger than the hole on all sides. Then remove the excess wallboard from the patch while leaving just the paper intact.