Nail pops found in some building ceilings and actual tears or cracks at the wall ceiling juncture at building walls located under the center of certain roof trusses when moisture temperature differences between the truss bottom chord and upper members cause the truss to arch.
Nail holes through roof and plaster ceiling.
3 wipe away any loose pieces of paint drywall or plaster from around the nail holes.
You ll need a hammer a drill or screwdriver a nail set 1 5 8 inch drywall screws 1 5 8 inch drywall nails drywall compound and a putty knife.
Using ceiling putty is necessary to cover nail heads dents dings and other imperfections before the application of the finishing touches.
2 drive new drywall screws a couple of inches on either side of the nail pop.
Drill a pilot hole before hammering larger nails into plaster.
You only need to drill through the top coat of the plaster.
This will give the next layer of plaster something to hold onto.
Place your hand or use a hammer handle or flashlight butt near the nail pop and push up.
Be sure to put the screws into the wall stud or ceiling joist.
Drywall cracks ceiling nail pops caused by roof truss uplift.
If you see the dimple.
Place it slightly to the side so the holes are within a comfortable arm s reach not directly above your head.
2 fill the crack half full with patching plaster.
As soon as you see brown dust you are into the second layer.
How to put spackle on ceilings image credit.
Spackle is a type of paste or putty used to patch holes hide cracks and even out surfaces.
Place the tip of the nail in the pilot hole and gently tap the nail into place.
It usually occurs out in the field of a ceiling drywall sheet and not near a wall.
Here s a quick video on how to fix nail or screw holes showing in your ceiling.
When it has dried a little score the plaster with a nail as shown at right.