2 fill the crack half full with patching plaster.
Patching plaster ceiling.
To reattach the sagging plaster to the lath drive the washer with a power screwdriver or drill so that it penetrates the wood lath wall studs or ceiling joists.
This will give the next layer of plaster something to hold onto.
When it has dried a little score the plaster with a nail as shown at right.
Mixing and applying drywall joint compound.
Screw plaster washers to ceiling along and around cracked area.
Patching your plaster ceiling will be easier now that you know to avoid these seven mistakes.
How to tape drywall with fiberglass tape.
Using a drywall jack for ceiling repair and installation.
If you have a crack or hole in your ceiling plaster the repair is going to be like the steps listed above you may want to follow these additional steps for best results.
Be sure to drive screws into wood lath above.
Wall and ceiling repair simplified.
Using plaster magic prevents having to skim the entire ceiling because it uses a very effective adhesive to reattach the plaster to the lathe meaning no permanent plaster washers.
Even though old plaster ceilings were built very differently than modern ceilings they can be repaired much the same way.
Let the patch dry and apply a coat of finishing.
To avoid cracking the plaster and creating an even bigger repair job don t pull the plaster tight to the lath in a single motion.
Installing a wall mount bathroom sink.
How to repair ceiling plaster.
We know these products work because we use them.
In this video this old house general contractor tom silva explains how to repair a plaster ceiling.
Use trowel to spread joint compound onto ceiling covering the repaired area.
You will get dirty so make sure to wear proper protective equipment such as protective glasses and a dust mask.
3 dampen the patch again and apply another layer of patching plaster to about 1 4 inch of the surface.
Otherwise follow these instructions for patching a plaster ceiling.