![]() ![]() If you have any plaster issues not mentioned here, leave a comment below and I’ll try to answer as many as I can about how to resolve the issue. Check out these tips for how to reduce dust. Wear a dust mask, cover doorways with painter’s plastic, turn off the furnace or central air conditioning, and cover HVAC grates. I immediately felt cold air blowing out of one hole as the a/c was on. Well I get through the plaster and lathe, and ended up going straight into my duct work that supplies to the second floor. ![]() It will start showing you leaks and settling before anything else, so look for the signs and fix the issues before they demand your attention in a more expensive way. 3 / 13 Family Handyman Prepare for a Dust Storm Demolishing plaster and lath is a dusty, filthy job. We have plaster and lathe walls, so I was drilling a hole big enough for toggle bolts to hang a shelf. Remember, plaster is the canary in the coal mine and these are just some of the most common plaster problems. Use the steps in my post How To: Repair Plaster Walls to get things stabilized again. If you see bulges in your wall or ceiling and the plaster can be pushed back up against the wall, then it’s time to reattach that section of plaster. Just like delaminating cracks, bulging plaster looks exactly the same, except this time there aren’t cracks in the surface. I have seen a plaster wall come completely loose of the lath and bulge out about 4 inches from the wall without falling or even cracking! It’s not just cracks that mean plaster has come loose of its lath. Water and plaster are not a good combination, so find the source of the leak first and do everything you can to stop the water. If not repaired soon, the damage will just continue and you run the risk of developing mold in the affected area. Use the steps in my post How To: Patch Plaster to repair the damaged sections. You may reach this stage without any noticeable water stains, but when this happens, a portion of the plaster will have to be removed and patched. Plaster and lath ceiling below the attic, minimal loose insulation on the attic floor. Once the water damage becomes severe, then the plaster will begin bubbling and bulging. Unconditioned attic with unvented eaves + ridge and gable vents.
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