FloraCraft Smooth Finish is a paintable coating for expanded polystyrene (XPS) foam It is designed to transform XPS foam’s crunchy cell structure into a smooth, paintable surface FloraCraft Smooth Finish is easy to apply with a spatula, putty knife or paintbrush and requires minimal to no sanding Plus, the fast - drying formula won’t shrink or crack One 8 - ounce jar will cover a 12” x 24” foam surface with one coat Once coating is completely dry, around 2 - 4 hours after application, you…