PROTECTION & REMEDIAL TREATMENT 4.1 133 CATHEDRAL COMMUNICATIONS THE BUILDING CONSERVATION DIRECTORY 2025 MASONRY CLEANING cont'd INFO@UKLASERCLEANING.COM 01453 540 600 | info@stonehealth.com www.stonehealth.com G4/G5 | Draycott Business Park | Cam Dursley | Gloucestershire | GL11 5DQ With specialist knowledge of the industry, our products have been proven to effectively clean masonry without damage. The Stonehealth DOFF and TORC systems have been used on some of Britain’s most iconic landmarks, such as Westminster Abbey, Tower of London and Canterbury Cathedral. DOFF is a steam based stone cleaning system. It is unlike any other steam system and can achieve temperatures of 150°C at the nozzle end. The operator is able to vary the temperature and pressure to remove many types of paint or biological matter. Clean-Film is a latex paste that is applied to internal surfaces to remove dirt, stains and pollution. This product does not use water and there is no risk of leaving salts or other chemical residues. There are no chemical after effects to the substrate. The TORC System is a complete stone cleaning system designed and sold exclusively by Stonehealth. The TORC system creates a gentle swirling vortex using a mixture of low air pressure, little water and a safe inert fine granulate.
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