What is 'thermal bypassing' in duct systems and how does it contribute to mold growth?
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A
Unsealed duct connections allow warm humid air to contact cold duct surfaces, causing condensation and mold growth
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B
Thermal bypassing refers to insulation that is too thick, blocking heat exchange
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C
It describes a situation where heated air skips certain rooms
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D
Thermal bypassing is a positive feature that improves energy efficiency