Echo coarse putty is a ready-made super quality interior putty based on special acrylic resins and coarse sand with other fillers, designed to be applied on interior surfaces such as concrete, gypsum boards and wood. It is formulated for working on rough cement plaster; undulated surfaces or where deep lines are made in the plaster surface to give better filling over the surface and to level the underlying surface.    

Echo coarse putty covers all hairline cracks, pinholes, and all surface imperfections. It can be applied with spatulas, and can also be sprayed on to the surface for leveling