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5 certified hvac models
Ventilating Fans
Efficacy across all ventilating fans:
2.9
to
16.7
CFM/W, median
4.7
.
7140-70-PS
70
CFM
3.3
CFM/W
8768-DS-PS
80
CFM
9.1
CFM/W
8771-70-PS
70
CFM
3.3
CFM/W
8772-70-PS
70
CFM
3.3
CFM/W
8781-80-PS
80
CFM
3.9
CFM/W