Fill the bottom of a paint tray with latex glazing varnish -- either clear or with a small amount of pigment.
Coat a 2-inch, flat paintbrush with the glazing varnish. Tap the glaze over the areas of the wall that contain pits, grooves or deep creases.
Paint the ceiling edge, base edge and corner edges using the 2-inch paintbrush..
Roll a a paint roller back and forth in the glaze and spread the glaze over the entire wall using the paint roller.
Allow the glazing varnish to air-dry for eight hours.
Apply more layers of glaze onto thewall in the same manner as before. Allow each layer of glaze to dry for eight hours.