2/11/2024 0 Comments Skim walls and paint baseboards![]() To be sure you can use the mud before it sets, start with about a cup of powder.Īdd about a half cup of water and mix the mud so it's thick enough to remain on a joint knife when held upside down. Use a 2 to 1 ratio of powdered compound to cool, clean water. Use a mud pan to mix small amounts of mud at a time for skim coating. It's easier to spread than setting-type, allowing for a thinner application and it's soft, making a smooth finish easier to achieve when sanding.Ĭlose Window Mixing Setting-Type Joint Compound Ready-mixed is also good for the final coat over any skim coating job. Use ready-mixed compound for finishing drywall and for minor wall imperfections requiring one or two coats to cover. Use a relatively slow setting compound like Durabond90® for big jobs like this. This would include any water-damaged plaster or drywall, and very rough surfaces like drywall textures that will require several coats of mud to smooth out. For most major damage, the best choice is setting compound. Which compound to choose depends on the surface to be skimmed. It takes several hours to dry and is soft compared to setting compound. ![]() Ready-mixed joint compound comes wet and ready to use out of the bucket. ![]() It comes in setting rates of a few minutes to an hour or more. Setting compound is a powder that sets to a very hard finish when mixed with water, similar to the way concrete sets. There are two types of joint compound that can be used for skim coating: setting-type joint compound and ready-mixed joint compound.
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