Apply a fairly smooth, heavy coat of compound over the joint a little wider than the tape width. Center the joint tape over the length of the joint; Hold the 6 inch taping knife at a 45 degree angle and press the tape into the compound; Smooth out any air pockets under the tape. Apply a thin layer of compound over the tape and apply a first coat of compound to nails or screws. Knock off any ridges or pimples that develop from shrinkage and cracking in the compound.
Apply the second coat of compound with the 6 inch taping knife and feather the edges out inches; Scrape off any ridges or bumps. When the second coat is dry, apply the third coat of compound with the 12 inch taping knife and feather the edges out inches. Touch up low spots with additional compound or high spots by light sanding with a wet sanding sponge.
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Choosing the best realtor for your old house Pros and cons of historic districts How to protect your old house after you're gone. If you use paper tape, moisten it with water first to help it adhere. Cover the tape and fill the screw holes with drywall joint compound, instructs Lowe's.
Lay it on with a 6-inch drywall knife and scrape it flat, then immediately lay another coat and scrape it. Wait for the joint compound to dry, which takes eight to 12 hours, then apply another coat with an 8-inch blade, feathering the edges of the seams into the surrounding wall. Let that coat dry, then repeat with a inch blade. Sand the seams with grit sandpaper and spot-fill any voids that remain. When all the mud is dry, prime it with drywall primer before painting the wall.
If you have two damaged areas to repair that are close together, try to do it with a single piece of drywall. Two small repairs have more likelihood of being visible — which you want to avoid — than a single large one. If possible, extend the rectangular repair area to a corner or to the baseboard to reduce the likelihood of the seam being visible.
Related Articles. Let the compound dry overnight, sand the surface lightly with grit sandpaper, then apply a second, thinner compound coat. Prime and paint the wall. You can also use it to patch holes, although it takes longer to dry and shrinks more than spackling paste. You can use mud to fill any hole that you would fill with spackling paste.
Skim coating is a quick and simple solution for repairing damaged walls. While skim coating is often used to repair drywall, this process can also help treated areas that have already been painted. Any type of drywall compound can be used when roll skimming. Remove the damaged plaster by using a cold chisel and a ball peen hammer to chip the damaged plaster off the wall. Skim-coating is the technique of applying thin layers of gypsum-based joint compound over the entire surface.
Skim-coating does not require any arcane skills. It is a matter of troweling on the coating, then spreading it thin with a wide, drywall taping knife.
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