Apply 1 coat Paintco acrylic primer sealer 1506 as a sealer to fill the pores of the concrete – Apply 1 coat of Paintco Elastocoat (mixed along with sand in the ratio of 1: 1 by weight. and) as primer coat spreading it by a rubber squeegee perpendicularly to the substrate. 2 kg of the mixed paint ( i.e. 1 kg paint plus 1 kg sand) is enough for 1 square meter – Repeat the above step to achieve higher film thickness – Apply final coat of Paintco Elastocoat without sand mixing.