Equipment used in the controlled removal of asbestos-containing materials - Negative pressure units. Specification Ingestion-build-239834 What is this standard about

What is this standard about

Contents of BS EN ISO 11806:

Contents of BS EN 61822:

supplies up to 250 V and a

Equipment used in the controlled removal of asbestos-containing materials - Negative pressure units. Specification Ingestion-build-239834 What is this standard aboutBS 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