Dyebrick SOOT WASH Replication is designed to replicate heavy, black, carbon-based pollutants prevalent in London and many Northern industrial towns and cities. The main ingredients include, a colourfast high intensity black iron oxide pigment, a high-grade carbon black pigment, an effective water-based ‘Carrier Solution' and a unique 'Fixing Agent’ that, when blended, will produce a durable and natural finish that allows your masonry to breathe. 'Soot Wash' is a much stronger version of our 'Brick Age' The proportion of high-grade Carbon Black is increased to to produce a formula sympathetic for use on historic buildings. SOOT WASHING Soot washing can be controlled and matched perfectly using Dyebrick Soot Wash! For more subtle ageing techniques please use Dyebrick 'Brick Age'