Chemical Cleaning is used on very heavily soiled brick and stonework to remove the build up of carbon, lichen, algae, mortar, overflow and gutter defect staining.
Neglect and pollution are the principal causes for many building façades to suffer over the years, distracting from the original architectural features. This environmentally friendly chemically free method can be used on sensitive substructures by means of continuous wall of water vapour atomised through a series of nozzles, the effect is to draw the dirt and carbon deposits to the surface which is then washed down to remove all latent deposits.
Archers cleaning a pre-coloured render Façade of a commercial building in Slough
After construction of a police station at Crawley , Archers were instructed to clean down the whole of the building with particular attention to the Stone indents prior to hand-over