Fresh air intake (air change per hour) recommended for ventilation purposes in the air conditioning system of an office building is:

Fresh air intake (air change per hour) recommended for ventilation pur

1.	Fresh air intake (air change per hour) recommended for ventilation purposes in the air conditioning system of an office building is:
A.	1/2
B.	44230
C.	9/2
D.	44252
Answer» D. 44252

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Fresh air intake (air change per hour) recommended for ventilation purposes in the air conditioning system of an office building is:

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