Care for your earth and health with Livos oils, waxes, paints, stains and more. Stir, don't shake. Yes, over acrylic or latex, sand first to remove peeling flakes of old paint. Sand table very well and wipe clean of all dust. This occurs in shingles and clapboards when moisture migrates through the wood.
Most paint manufacturers recommend sanding and priming twice.
Follow technical data sheet directions carefully. Water spotting is eliminated when the wood becomes saturated with oil. Please refer to technical data sheets for more specifics. Yes, dark colors like walnut protect outdoor surfaces from the sun better than clear or light colors. Use a dark shade that matches the natural wood color for better protection from UV rays.