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AHERA Project Designer Practice Questions - AHERA Asbestos Project Designer Certification Exam (EPA Model Accreditation Plan) Exam

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A designer is sizing a negative air machine for a containment that measures 40 ft x 20 ft x 10 ft. At the AHERA-consensus minimum of 4 air changes per hour, what is the required exhaust capacity (CFM) before any leakage allowance?
Correct Answer:
About 533 CFM

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