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Does the exhaust from the room air returns as well as the exhaust from the hood need to be HEPA filtered and exhausted 100% outside in negative pressure hazardous drug buffer rooms?

April 26, 2017air exhaust exhausted filtered HEPA hood outside returns room

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Does the exhaust from the room air returns as well as the exhaust from the hood need to be HEPA filtered and exhausted 100% outside in negative pressure hazardous drug buffer rooms?

1 Answer

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10 Posted

No. The exhaust from the BSC must be HEPA filtered. Class II BSCs and CACI’s are equipped with HEPA filters in the exhaust. Additional HEPA filtration typically is not required.