If the finished ceiling in your basement is cracked, first you need to see when you can determine what’s making the cracks seem. When the second coat is completely dry, sand lightly to easy out any bumps. If the crack is on a vertical or horizontal seam, fastidiously widen the crack with the nook of a paint scraper, utility knife or chisel to find out if the crack extends utterly by means of the paper that is protecting the seam (image 2); and if the tape has pulled free from the wall floor.
Sink the screws beneath the floor of the drywall. When applying the compound, maintain the knife at a 70-degree angle and swipe across the crack. But take care not to crush the drywall core. For a knock-down finish – one where a trowel presses joint compound right down to kind a texture that’s extra mottled than a flat wall – calmly flatten the particles with a knife as the compound combination begins to dry.
One other thing to keep in mind is that drywall restore, both on the ceiling and walls, is a commerce that takes a number of apply to get good at. Begin a repair to a severely broken exterior corner by chopping away the steel corner bead with a hacksaw. A scrap of drywall, a leftover piece of window screening, some joint compound, and some frequent instruments are all it takes, in the event you use the hole-patching approach demonstrated on the following Step-By-Step by This Old House general contractor Tom Silva.
Fill the crack with new drywall compound, and apply a thin coat of compound to the wall surface where the previous tape was removed. Cover the patch and tape with joint compound, feathering the edges. Match the gypsum into the new gap and press the paper edges coated with joint compound into place alongside the surface fringe of the opening. Drywall is product of gypsum plaster that is pressed between thick sheets of paper and drywall is part of what makes up walls and ceilings.
If you’re patching numerous holes and other damage, prime the patched partitions before repainting – particularly if you happen to’re selecting a semi-gloss or shinier end. Rating the again of the drywall with a field cutter or knife about an inch from both sides. Apply joint compound to the again of the paper border. Discover ways to install drywall in your house.