Blackfriar Super Yacht Varnish is perfect for protecting exterior wood and joinery against extreme climatic conditions. Its superb durability makes it perfect for buildings which take the worst of the weather and is of course ideal for yachts and boats. Application Method: Brush and Roller. Coverage: Approx. 14m² per litre.Touch Dry: 4-6 hours.Hard Dry: 3 days.Recoatable: 12 hours.