Ready-to-use on interior surfaces. It can be used over new or renovated substrates and offers a smooth finish that helps to enhance the appearance of paint finishes. No need to spot prime. Can be used on painted or unpainted surfaces: gypsum plaster, plasterboards, old painted surfaces, any type of filler, cement and concrete. Ready to overpaint in 8 hours. For Internal Use Max. Depth: 1mm Ready to Paint after 8hrs Adheres to Paintwork For Fine Smoothing over Small Defects For Filling Fine Cracks Easy to Sand No Need to Spot Prime Will not Flash or Grin For Internal Use Max. Depth: 1mm Ready to Paint after 8hrs Adheres to Paintwork For Fine Smoothing over Small Defects For Filling Fine Cracks Easy to Sand No Need to Spot Prime Will not Flash or Grin