With a caulking gun I gave a couple of squeezes of liquid nails in the holes. to 10 in. Place screws and washers every 8 in. This Boston, MA, retail hardware store specializes in plaster washers, used for repairing old plaster … After the first coat sets, apply a second coat, filling any voids. Added some sheetrock mud, sanded it and it looks pretty good. Secure the washers in the recesses with drywall screws. Date published: 2020-02-21 Screw plaster washers to ceiling along and around cracked area; be sure to drive screws into wood lath above.Use trowel to spread joint compound onto ceiling, covering the repaired area.Press insect screen into wet compound; smooth flat with trowel.Allow joint compound to dry at least 24 hours. This action will open a modal dialog. After locating the centers of the framing members, I drill 3/32-in. By Tom O'Brien Login or Register to download the PDF version of this article. Plaster washers are about the size of a quarter and cost pennies. Plaster washers (www.charlesstsupply.com) are wafer-thin, perforated discs which are designed to reattach loose, but otherwise sound plaster to the framing without causing cracks. Using a drywall screw, draw the plaster tight to the lath backing; the washer flattens as it is squeezed by the screw. Clean Out the … (557.48 kB) Most of us who work on old houses have a love-hate relationship with plaster. knock old plaster through keys in lath. Plaster Washer 1 Inch Protect walls and floors in the repair area with plastic drop cloths; use painter’s tape to hold the drop … To avoid cracking the plaster, drill pilot holes for the screws with a 1/8-in.-diam., carbide-tipped masonry bit. Use a cleaner meant specifically for your stain and scrub with a soft scrub brush before using the pressure washer or a garden hose to clean away the rust remover and any remain bits of the loosened stain. Stop cracks and sagging! Next. A drywall screw goes through the washer and is driven into the wood lath behind the plaster. I have never tried to use adhesive or washer screws to fix larger sections of loose plaster. When such a plaster “belly” exists, it can be repaired using plaster washers. Use to hold sagging ceilings Plaster washers are available in the standard 1 inch diameter and the new and improved 1-1/4″ Plaster Washers which are stiffer to hold more weight per screw. A split lock washer, also known as a helical spring washer, is the most common form of lock washer. The 1-1/4" Plaster Washers are bigger and stiffer to hold more weight per screw. I tried using the 1" plaster washers along the edge, with mixed results, in some places I was able to drive up a washer, in another area I end up creating more cracks along the edge. the plaster with modern plaster board. Use these washers with self-sinking flat head (bugle head) screws. Plaster washers enable you to repair, instead of replace, warped walls and sagging ceilings. Instead of using grooves, it operates more like a spring, holding the threaded fastener in place with friction. deep for each washer. I install them on both sides of any cracking in plaster ever 4-5 inches and one on each end. on both sides of the crack and anywhere else the plaster seems springy and … These plaster washers, along with sheetrock screws, worked well to repair sagging ceiling plaster. I wash them in a container I can shake to remove any trace oil a few times. 100 of the 1-1/4″ Plaster Washers are around $12 from Kilian’s Hardware. Reattach remaining loose plaster with plaster washers, spaced a few inches apart. Plaster Washer 1-1/4 Each Regular price: $0.20 Sale price: $0.20, 100/$9.00. To keep the plaster from cracking and to hide the screws, set a fiberglass screen into the first coat of plaster. Instructions included. If the plaster has lost its bond or broken keys in wood lath, I remove the loose plaster and fill with drywall and veneer plaster. Fix it in place using the plaster washers and then put a coat of patching plaster over the entire repair. A plaster washer is a thin metal disk that increases the size of the head of a drywall screw so that it doesn’t pull through the plaster. The drywall screw is threaded through a plaster washer and then driven through the plaster and into the ceiling joists or wood lath. I have a project that I need to use plaster washers (or some call them plaster buttons) to stabilize and secure a rock lath ceiling. DP525 1 1/4' Plaster Repair Washers' most common use is to stabilize and re-support the sagging lamina or old plaster, which is separating and cracking. first step to repair cracks is cleaning them out. The unique design of the plaster washers anchors the plaster firmly against the lath, stopping cracks and sagging. (Many plaster walls have lead paint or asbestos issues and need to be recoated rather than removed). I installed the washer's with 1 and 1/4 inch drywall screws. Place the plaster mix on a hawk and trowel it over the damaged areas. Order plaster washers online here. Use plaster washers to secure the edges of loose or suspect plaster to the underlying framing or lath. Perforations give tooth to a covering plaster coat. 2 Suppliers. Using them, plaster walls and ceilings are easy to repair. Previous. These are round perforated metal washers about 7/8″ in diameter, intended to provide better support to aging plaster. But the Lords would tell you the buttons only hold up an area about the size of the button itself, and they only work when there's no debris between the loose plaster and the lath. The plaster washer is a thin metal disk that increases the size of the head of a drywall screw so that it doesn't pull through the plaster. Buy Charles Street Supply's exclusive plaster washers. Be sure to use some sort of dust mitigation and wear a good dust mask, as this step can get messy. A drywall screw goes through the washer and is driven into the wood lath behind the plaster. The walls were cracking and the plaster key separated in multiple places. So I put up a few plaster washers along the edge, but went 16" over where I know the next joist is, and put up a series of washers along there. These washers are less likely to pull through old plaster. For technical drawings and 3-D models, click on a part number. Repair sagging, cracked plaster with these washers. Sold in various size packages. Use a split lock washer for small jobs. They work some of the time. I pull off any reaIly bad plaster with my hands. After spending the last two months working on plaster repair in our home using these plaster buttons (we call them plaster washers in the midwest), I can honestly say they are one of the worlds best inventions. Use a felt pad to finish the job and smooth out the ceiling. Insert a 1 5/8-inch drywall screw through the center of a plaster washer. Then to cover the washers you would have to apply a couple coats of plaster over the ceiling building it up as much as 3/16”. It's been featured by Tom Silva on "This Old House" and makes plaster repair twice as fast and much easier. Practical Plaster Repair Use plaster washers, joint compound, and drywall to repair cracked or broken plaster. Seems like a lot of work for something that may or may not hold. However, you make the skim coat process look like a breeze! I use a Dremel tool with a diamond disk to make the the recess in the plaster to receive the washer. You can counter bore the plaster with a modified wood spade bit to install them below the surface. Same concept as tightening lug nuts on a … Plaster washers are about the size of a quarter. See below. Made in USA. The washers can then be covered with a thin layer of joint compound and painted. Re: Plaster Washers There is a new method for repairing plaster walls and ceilings, using a special adhesive rather than washer, to effectively "glue" the plaster back in place. You thread the drywall screw through a plaster washer and then drive it through the plaster and into the ceiling joists, wall studs, or wood lath. Use plaster board as close as possible to (but always less than) the thickness of the plaster being repaired. I drilled 3/8 inch holes in the loose areas where the plaster was easy to push or hollow sounding. Charles St. Supply Co., Inc. Boston, MA. Tip -- Install a line of plaster washers where ever the sag is... tighten one a bit, move to the next one and tighten it a bit... keep doing this until you get to the end of the line... then start at the beginning... tighten a little bit more, and repeat the process until the sag is removed. Zinc-plated washers are 1" in diameter and require #6 × 1 5/8" drywall screws (not included). However, before you attach the screws, mark their locations on the plaster, and use a spade bit to countersink a hole 1/8 in. The old way of doing this was by using plaster washers which are a larger wash the is screwed through the face of the plaster into the lath to mechanically support the plaster. The idea is that you drive a screw through the washer, through the plaster and into the lath to stabilize the plaster surface. Sold in various size packages. The plaster washers would help if the plaster is coming away from the wall but from my experience it just gets very crumbly but stays in place. They should be used first at the edges of a belly, to gradually draw up the damaged area. We ship anywhere in … The holes allow plaster to flow through to form a secure bond between the washer and the wall. 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