Painting Textured Walls - If you're painting walls with deep depressions, such as old paneling or textured walls, even a long-nap roller may not fill these depressions well. The solution is to put the paint on the wall using the traditional "N" or "W" pattern, then spread the paint and work it into the depressions by holding the roller at a 15- to 30-degree angle while pulling or pushing it in a straight line. This skidding and plowing action of the turning roller will force the paint into the d