to thin... and also plasterers should have known to put Lanko latex (parex) or K-rend alternative in if any chance of ghosting at all... put an acrylic over the top
rendaid is used over thermalite which is soft and good enough... however i would still key the sandstone first as it can be flaky.. cut some grooves in with a grinder for piece of mind mate
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.