Dulux Trade Weathershield Exterior High Gloss Black, developed to give long-lasting, high gloss protection for exterior woodwork. Exterior High Gloss is Part 3 weather resistant and flexible paint system from Dulux Trade. Contains a fungicide to inhibit mould growth on the paint film and help it stay cleaner for longer. Provides 8 year weathering durability, when used as part of the full Weathershield exterior paint system. This coat is Part 3, of a 3 part weather resistant and flexible paint system from Dulux Trade. Part 1 is preservative primer, Part 2 is the paint undercoat and Part 3 is the final gloss coat. Approximate coverage up to 18sq/m per litre. Approximate drying times, touch dry between 4-6 hours and re-coatable between 16-24 hours. Thinning is not recommended.