Stone Edge Surfaces Pro Bond Ultra is a commercial grade, heavily polymerized, multi-use, Base Coat and Top Coat, primerless, extreme bonding, MULTI-USE, just add water, broom finish, sloping, patching, repair, and refurbishment concrete overlay mix. Pro Bond Ultra does NOT require primer, can be pumped or mixed a bucket at a time, is over 5,000 psi, and can take a variety of textured surfaces from broom finish to light texture and carving. Pro Bond Ultra can also be troweled and applied thicker to create slope up to 6+” without added sand, down to ¼” or even feather thin in some applications. Pro Bond Ultra bonds easily to almost any substrate including concrete, plaster, drywall, Styrofoam, brick, block, tile and more.