The surface must be clean, free of dust, grease, wax, peeling paint, mold, mildew, etc. If washing is necessary, use a non-soapy detergent, rinse well and allow to dry before priming. Kilz Exterior can be used on glossy surfaces. To ensure maximum adhesion, it is always advantageous to scuff sand the surface before priming. Wash the area with a mildew remover, rinse with water and allow to dry before priming.
Eye protection is recommended.
Stir or mix thoroughly before and during use. To apply brush, roll or spray. Kilz Exterior can be topcoated with latex or oil-based paint after one hour. Spot priming may cause a non-uniform appearance in the final coat, due to a difference in holdout between the primed and unprimed areas. To avoid this, prime the entire surface.