Makes even ugly things not jump out too fast. Thank God Homedepot paint department is really good at color matching. Then fix 12.5mm plasterboards to the underside of the original joists using 38mm drywall screws as normal. Once the existing ceiling is down and cleared away, mark the positions of all joists and timbers onto the walls. Plaster is not easy to repair and is pretty expensive to install, but there are good arguments to be made for opting for lath and plaster over drywall. I'll attach a pic of a recent crappy fix I did. Completely remove the lath and plasterwork and replace with plasterboards / sheetrock. Silver Set 40 Setting-Type Joint Compound I have Homedepot to shop at, and they don't specifically have Durabond. But, in that case, how would I hold some shims in more than one spot behind the board? Ohhhh, predrill shims, hang then on the screw that's already sticking through the board.? I have a hunch I need to pay much closer attention to depths, and use shims under the screw points so I can sink my screws and still have the board actually flush. Ask This Old House general contractor Tom Silva helps a homeowner repair a cracked plaster ceiling in an older home.SUBSCRIBE to This Old House. Some take days and days to dry, if the hole I'm patching is an inch deep and inch wide. But even there, with different products I get different results. Patching up the edges with bathroom mortar, or stucco mud, then leaving the center of the board untouched looks even worse.Īs for products, I like the stuff that comes as powder and I mix each time. Now, there are three things that make my fix ugly.ġ my quarter inch board isn't on the same plane as the existing wall, it's usually indented.Ģ the screws I use to hold the quarter inch board up aren't driven below flush, because that just drives the whole board deeper from flushģ the years of paint, wall paper, and paint on the old walls have a texture that's near impossible to match. I saw getting quarter inch board, cutting that to the approximate size, then using (some product) to fix all the edges. Slight change of direction in this video where I try a technique for a quick & dirty repair on a blown lath & plaster wall. Brennan owns Preservation Plastering in Brattleboro, Vt., and maintains a YouTube channel with many plaster repair how-to videos.įollow the photos and captions for a step-by-step look at Brennan’s process, which includes products for a patching system he developed called Big Wally’s Plaster Magic.Poking around for some YouTube videos on repairing big lathe and plaster holes. Small cracks or holes in plaster can be filled with patching plaster or Fix-It-All patching compound, which dries fast and is super strong. To show you how the pros do it, we’ve adapted a video called “How to Repair Lath and Broken Plaster,” by Rory Brennan, who has been repairing plaster for 30 years. Plus, without the proper prep work on loosened plaster, any patch is doomed to failure. The most durable plaster repairs are made with plaster, not joint compound. No problem, the drywallers will handle it, right? Wrong. You’ll have to prime that with a stain-blocking primer such as Kilz Premium or a good product called 1-2-3. If you see a brown discoloration, that is probably a water stain from years of moisture and maybe leaks in the roof, etc. The raked out crack must be cleaned out of all loose dust, before filling. Use a putty knife to remove any loose plaster. The crack should be raked out in a V shape. This is how the crack will look when it is raked out to the bricks behind. Although many of the techniques for patching lath and plaster walls are si. To repair a crack in a rendered or lath and plaster wall, the crack must be raked. A look at how we patched damaged areas of lath and plaster on the walls and ceilings before plastering.- CLICK SHOW MORE FOR LINKS AND RESOURCES -CONTACT. To mount an HVAC duct, we’ve cut through a plaster wall with a recip saw, sending plaster flying and leaving the lath flapping. I have a small hole in my old lath and plaster wall and I would like to patch it. We’ve all seen it, and we’ve all done it.
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