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SISTA CRACK FILLER CRACK AND HOLE FILLER - Easy-to-Use - Easy-to-Apply - Non-Shrinking - Paintable - Can be applied on WOOD and CONCRETE - DIY FRIENDLY!!! - SURFACE PREPARATION New Surfaces 1) Clean the surface until it is free from dirt, grease, and oil. APPLICATION : Apply using a spatula or scrapper New Surfaces 1) Squeeze the tube and push filler into the crack or hole. 2) Apply Crack Filler, then smooth off the surface with a spatula or scraper. After which, let it dry. 3) Sand the surface to improve adhesion. 4) Remove excess filler with a wet cloth (damped in water). 5) Apply water-based or oil-based paint for decoration. Store in a cool and well-ventilated area. Keep the container tightly closed. Avoid the formation and spread of dust in the air.