Equipment used in the controlled removal of asbestos-containing materials - Negative pressure units. Specification Ingestion-build-134498 ForewordScope

ForewordScope

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5 Abbreviated terms

a part of the BS EN 485 series

Equipment used in the controlled removal of asbestos-containing materials - Negative pressure units. Specification Ingestion-build-134498 ForewordScopeBS 8520 2: 2009 Equipment used in the controlled removal of asbestos containing materials. Negative pressure units. Specification BS 8520 2 provides negative pressure unit (NPU) manufacturers with a minimum specification for the manufacture of NPUs. Although the manufacture of NPUs has previously met the expectations of the asbestos removal industry, no specifications or specific guidance existed. It was therefore felt that there was a need to provide