How To Skim Coat A Ceiling

Make sure the surface is clean.

How to skim coat a ceiling. Trowel the first coat smooth the joint compound with the squeegee knife. Fill in the holes with joint compound. Sand slick shiny paint surfaces with medium sandpaper to scuff them up a bit or prime with a flat paint and let it dry completely to dull the.

Cover any cracks in plaster walls by scraping out any loose plaster filling the hole with joint compound and applying joint tape to prevent the. Use a degreaser to wash painted surfaces that are stained or covered with an oily film. This will help when you apply your first coat of mud.

This is the most vital part of the job because you are molding the ceiling with the first coat. Once it s pre sanded the second process is to full float. You ll need a mud pan to store the joint compound and to clean the knife regularly.

Keep a damp rag and a mud pan handy. Use the rag to wipe the blade after every few strokes and the mud pan to wipe off excess mud that builds up on the blade. The first step is to use a roughest grit sand paper you can find and do an initial sanding on your ceiling.

A long drywall knife works better than the trowel around the edges of the ceiling. Pull any nails from the surface that will receive the skim coat. Go slow at first until you are more familiar with the motions of each stroke.

Brand new and great video. Either way you ll get the job done. The biggest secret for a smooth skim coat is to keep the taping knife at about 10 degree angle to the wall and don t use too much pressure.