So you have taken up the old tiles and you are left with notched adheisive on the floor. You can remove with a chisel drill with a 3" chisel attched. Or you could buy some self leveler from a tile shop, mix and pour over the floor and this will level up ready for tiling. best the put the self leveler down late evening so it will dry by morning.
DIY how to tutorial projects and guides - Did you know we have a DIY Projects section? Well, if no, then we certainly do! Within this area of our site have literally hundreds of how-to guides and tutorials that cover a huge range of home improvement tasks. Each page also comes with pictures and a video to make completing those jobs even easier!