BS 8221:2000 Code of practice for cleaning and surface repair of buildings
BS 8221-1:2000 Code of practice for cleaning and surface repair of buildings This standard provides guidance on removal or partial removal of deposits from the original surface or substrate of a building. Advice is given on the principal cleaning methods in use and the characteristics of surface deposits. Guidance is given on cleaning natural stones, clay brick, calcium silicate brick, glazed and unglazed terracotta/faience, and cast concrete and concrete products such as cast stone, concrete brick and concrete blockwork.
BS 8221-2:2000 Code of practice for cleaning and surface repair of buildings. Surface repair of natural stones, brick and terracotta
This British Standard provides recommendations for surface repair of natural stones, clay brick, calcium silicate brick, glazed and unglazed terracotta, and faience masonry in buildings. It covers repointing and selection of mortars, and provides guidance on treatment for protection of surfaces. Surface repairs of concrete and structural repairs are not covered by this code of practice. For guidance on structural repairs, reference should be made to BS 5390 and BS 5628-1.
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