Hi
I have removed some plaster from a block wall which has left plaster ingrained in the rough blockwork I've gone over it with a wire brush but ain't touching it I won't to dot and dab the wall just need to know if I have to remove what's left of the plaster before I do this and if so best way to do this thanks
I have removed some plaster from a block wall which has left plaster ingrained in the rough blockwork I've gone over it with a wire brush but ain't touching it I won't to dot and dab the wall just need to know if I have to remove what's left of the plaster before I do this and if so best way to do this thanks