Dulux Trade Metalshield Quick Dry Metal Primer is a water-based primer that seals and protects the surfaces to provide excellent adhesion to new bright or weathered galvanised metal surfaces and other non-ferrous metal, both inside and out. Applying the straightforward, single-pack system - Metalshield Quick Dry Metal Primer from Dulux Trade + 2 coats of Metalshield Gloss or Satin from Dulux Trade - will deliver up to 8 years metal protection.