Hair should mean that its lime based. If cracks are simply filled with spackling or joint compound, they have a tendency to telegraph back through. One or two squeezes should be enough. Often strips of plasterboard are fixed in between the joists on small lathes nailed onto the side of the joists to hide wiring and the underside of the floorboards above. Do you have a crack or hole in your wall at home? Cheers Ian Question if you have a moment, I have recently removed all the old blown in insulation above my plaster and lathe ceiling. Sadly they do not have the beautiful smooth final finish, but that annoying texture like bits of rock mixed in here and there. I thought about drywall screws first, scoring with a zip cutter to the lath next and then cutting the lath in a third step.
. Plaster will kill a household vacuum in short order. The fibers were usually animal hair and they did not allow for a smooth surface, so a second, finish layer was laid down. Not everybody will have the crazy type of paint pattern that I have. Plaster ceilings in older homes often show cracks and other signs that gravity is trying to pull the ceiling down.
Inject regular white glue, like school glue, and gently push the bubble back into place. We want to hear from you! If you don't fix ceiling cracks, the cracks can spread until the ceiling eventually weakens, detaches from the wood laths and collapses. Once dried you sand this down and all looks good. You can fast approach the cost of a whole new drywall ceiling when trying to repair damaged lath and plaster. I actually think that lime finish plaster is more forgiving that the modern stuff which you have to get just right before you can trowel it up and with a bit of breeze can set in a jiffy on occasion. On the plaster side, scrape off the dried adhesive residue with a drywall or putty knife, then use the corner of a putty knife to gently scallop out excess adhesive showing from the hole. Since then, it has been wet to various degrees 6 times.
Seems like everything I find online refers to using the lathe in the repair process. Let this coat dry for 24 hours. The guys over at woodweb have an old thread about this. Mix joint compound according to the manufacturer's instructions. Can you advise anything that might patch it up to deal with a north facing overhang and the great British weather? You can do this using a few screws through some big plastic washers etc. I used drywall screws without the washers but never liked the results.
Most of my plaster seems to be solid behind these loose spots. The walls are in decent shape, with a few very repairable cracks, but whoever did the lining paper previously did not do a great job. Lay the tape along the crack and gently draw the knife along the tape, easing the air and unevenness out and setting the tape into the mud. If you bought fiberglass tape, you can skip the embedding coat of compound under the tape because it is self-sticking. Several cracks on the ceiling and from above I can see that the plaster nibs have come away from the lathing in places. Ian These are some really great suggestions! This step spreads the adhesive so that it bonds to a greater surface area. This base is usually strips of wood or metal wire mesh both referred to as lath that are nailed to the wall and ceiling framing.
Ensure that loose plaster and dust is removed and damp the area a little before re-plastering. Although durable, plaster ceilings are not impervious to damage. There are only a few millimeters of space between the concrete and the plaster. The last thing you want is to soak the plaster with something which sets hard and rigid. Typically using stainless steel washers and either screws or wires up through the lath and plaster and into or on the side of the joists. In two sections the book deals with maintenance for use by owners and how to conduct condition surveys.
Sometimes, that works great; sometimes it may cause it to wrinkle. It must be quite a special house. I'd recommend experimenting on a cast-off bit of drywall first. To give the plaster a nice finish, you can put some water on it and trowel it back and forth a few times Once you are sure the plaster has dried, you are now ready to start sanding. Settling of a house or the occasional earthquake can speed this process. Not Patching If you have a small crack in the plaster on your ceiling, you can get away with filling it rather than patching it. Maybe you are just not cut out for living in a period house and would be better suited to a mimimalistic pad with the latest in smooooth technology….
A piece of wallboard or even fiberboard also can be used as backing, but they will not provide the same spaces on which the plaster can key. At first, plastering might seem like a daunting task. Note: Please see the reader comment at the bottom of this page for a method of reattaching sagging ceilings using drilled holes along the crack line on both sides. Start off sanding with a coarse grit sanding block to take off the elevated surface and any bumps. You can then either rake out the cracks deeper and fill, using filler that can be sanded or a flexible filler.
How to Repair Sagging Plaster on Walls and Ceilings If you live in an older home with sagging plaster on your walls and ceilings, you can fix it. Any chance of a picture? When hairline cracks start showing up in old ceilings, most old-house owners fear the ceiling is going to cave in. Not an easy do-it-yourself project. Then your options vary depending on how secure the rest of the plaster is. Let me know if you hit on a good solution pun intended lol! Stay well Ian Hi Ian This is a very good article on plaster repairs.
The exposed lathe cement hopefully the right term is soft enough for me to dig my nail in it. I live in Prague, Czech Republic, and this year I bought a small flat in a building from 1938. The surface will look like it has been repaired. While this may seem counter-intuitive, you need to increase the area for the joint compound to stick. Just thinking I could do with some fresh photos of a job in action so to speak! Often using stabilizing chemicals, wire mesh and adhesives or plasters, with the aim of reattaching the plasterwork below. Everyday life, with its bumps and bangs, takes its toll on plaster walls. To solve this problem, apply self-adhesive fiberglass mesh drywall tape over the crack for reinforcement.