Code of practice for cleaning and surface repair of buildings - Cleaning of natural stone, brick, terracotta and concrete Ingestion-build-53008 This part of BS 5588

This part of BS 5588 provides guidance for designers and the building construction team on the incorporation of ventilation and air conditioning ductwork into new and existing buildings other than premises covered by BS 5908

and thereby provides a complete definition

dimensions and finish of steel eye bolts with Unified threads for aircraft

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Code of practice for cleaning and surface repair of buildings - Cleaning of natural stone, brick, terracotta and concrete Ingestion-build-53008 This part of BS 55881 Scope This part of BS 8221 gives recommendations on the removal or partial removal of deposits from the original surface or substrate of a building. It includes the principal cleaning methods in use and the characteristics of surface deposits. It is applicable to the cleaning of 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