Crackle Systems - Medium
Clear acrylic medium used to make flat latex and Sandstone Spatula products crackle every time. Apply two coats with a brush or roller. Allow to dry one hour between coats. Then brush on a lesser quality flat latex paint in one direction only. Avoid overworking.

Crackle Systems - Additive
Increase the crack size with this additive! Add small amounts (5%-%8) to flat latex paint before application to Pro Faux Crackle Medium to increase crack size.