This Zinsser AllCoatreg; Exterior has the following specification: Size: 2.5 litreColour: Black Application Shake or stir well before using. Apply with synthetic bristle brush, roller or sprayer. For airless spraying, use a .017in tip and high-medium (2000-2500 PSI) pressure. Apply when air and surface temperatures are between 10deg;-32deg;C and humidity is less than 85%. Avoid painting in direct sunlight and maintain a wet edge to avoid lapping.