BSC – NSF 49 – 2020 Annex 1 - Legionella

BSC – NSF 49 – 2020 Annex 1

NSF 49 Annex 1 (formerly Annex E) – Published March 1, 2020

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I-1.1 Institutional Safety Consultation – Page 1.
I-1.2 Risk Assessment Procedure – Page 1.
I-1.3  BSC Class and Type Selection – Page 6.
I-1.4  Site Review Before BSC Purchase – Page 14.
I-1.5 BSC Arrival Inspection and Field Certification – Page 16.
I-1.6 Cleaning and Disinfection of BSC Work Area – Page 17.
I-1.7 BSC Use Practices and Procedures – Page 19.
I-1.8 Moving a Permanently Installed BSC – Page 23.
I-1.9 BSC Lifespan – Page 23.
I-1.10 BSC Decommissioning Process – Page 23.
I-1.11 Definitions – Page 25.
Figure 34 Suggested laboratory locations for Class II BSCs – Page 33.
Figure 35 Airflow patterns for Class II Type A1 and A2 BSCs – Page 34.
Figure 36 Suggested Type A exhaust system – Page 35.
Figure 37 Airflow patterns for Class III Type B1 BSCs – Page 36.
Figure 38 Airflow patterns for Class II Type B2 BSCs – Page 37.
Figure 39 Suggested Type B exhaust system – Page 38.
Figure 40 Airflow patterns for Class II Type C1 BSCs – Page 39.
Figure 41 Suggested Type C exhaust system – Page 40.
Figure 42 Exhaust stack and blower – Page 41.