Steelmaster 1200WF is a one component waterborne acrylic thin film intumescent coating. Independently approved for fire protection of structural steel exposed to cellulosic fire. It can be used as mid coat or finish coat in atmospheric environments. This product is suitable on approved primers on carbon steel substrates. The declared product is specially designed as a reactive fire protection system for steel constructions. It is designed to protect for up to 180 minutes on a wide range of I section beams, columns and hollows. The product is fire tested and approved to BS 476 part 20/21, and is suitable for structural steel exposed to internal environments. For a detailed coating specification please contact your local Jotun representative. For information on Green Building Standard credits, see "Additional Information" on page 4. The material composition of the declared mixed product is given below