Hi all im a plasterer by trade but had to finish years ago,so im a bit lost with some of the new stuff, first of all im repairing my block paving as it keeps sinking,im sure i used grit to go under them but cant seem to find any is this right & still sell it? next thing i built a wall outside now i shall render it, years back we used sharp sand? so whats this plastering sand about showing me bleeding age now thanks for reading old fart 
