The continuous air barrier in the building thermal envelope, when well executed, most directly benefits HVAC energy in which way (conceptual)?
Choices
- (A) Removes NPSH issues
- (B) Drives reheat 100% always
- (C) Doubles chiller kW/ton in all cases
- (D) Reduces infiltration/ exfil and unintended space moisture and sensible loads
Correct answer: (D)
Reduces infiltration/ exfil and unintended space moisture and sensible loads
Explanation
90.1+energy models: air barrier affects infiltration/ventilation balance.