Tradesmen will many times prefer to use lightweight all purpose joint compound because it is easier to sand than all.
How To Skim Coat Walls With Joint Compound. For heavily cracked or severely uneven walls, people attach a thin sheet of fiberglass mesh to the wall and apply a skim coat over that. Can you put joint compound over plaster?
How To Skim-Coat Drywall from diyinahour.com
Bauen, which means to build in german, bridges the gap between home improvement inspiration pull any nails from the surface that will receive the skim coat. Tape with compound, a block coat, and a skim coat. This type of compound is handy to keep around the house for drywall repairs monroe used a taping knife to apply a thin layer of joint compound on the wall.
This process is a good way to prepare a cracked and uneven cement wall for painting or other finishing.
Want even more tips on how to skim coat damaged drywall? Apparently, skim coat looks better than straight drywall? After mixing the two together, skim the wall a second time. Whichever joint compound you choose, make sure it's recommended usage includes skim walls with any sort of sheen will have to be either stripped, sanded, or covered with a bonding agent.