Suitable for use on most sound dry exterior surfaces including rendering roughcast pebbledash concrete building blocks facing bricks emulsion or masonry painted surfaces. Not suitable for common or fletton type bricks. Stir well before use. Apply with a masonry brush or exterior roller. For best results 2 coats are recommended. Do not apply if there is a risk of rain frost or if the temperature will fall below 8C 46F during drying.