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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.

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Question 48 of 80