I've put Hardwall on a wall but had to let it dry out. It's well scored though, so there's a good key.
So now it's skimming, but should the Hardwall be PVA'd, or will wetting it be enough to secure a skim coat? I'll use Multifinish for the skim.
So now it's skimming, but should the Hardwall be PVA'd, or will wetting it be enough to secure a skim coat? I'll use Multifinish for the skim.