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Doff Approved Contractors

DOFF from Stonehealth, is a high temperature steam based stone cleaning system capable of removing many different types of paint and biological matter from stonework and masonry.

Approved contractors

DOFF is most effective in removing:

  • Paint coatings (most oil and plastic types)
  • Certain types of graffiti
  • Bird or vermin fouling
  • Algae, moss, and fungi
  • Wax coatings
  • Chewing gum
  • Bitumen, Oil, Grease and many others, all without causing any damage or disfiguring the substrate

The steam/superheated water removes moss, algae, fungi and other biological matter and also kills off spores, removing the need to use a chemical biocide during the process or as protection against further biological activity.

For use on brick, stone, concrete, tiles, wood, faience and terracotta. It is a useful sterilisation tool for kitchens, toilets, swimming pools, hospitals and factories, Building restoration, Industry, Food production, Hygiene control, Hospitals, Factories, Transport & vehicle depots, Workshops