Trimix Flooring Machine After this a system of lower mats & top mat is laid on the green concrete & this is attached to a vacuum Dewatering pump. This draws out surplus water if any. Trimix Flooring Machine The concrete is left to stiffen. When the base concrete has stiffened to the point when light foot traffic leaves an imprint of about Floor Hardener is applied at an even application rate of between 3-5 Kg/Sqmt. Any bleed water should ... Continue