Insufficient heat throughout a building is likely caused by:
a. Too much ventilation
b. Insufficient heat input
c. Poorly insulated ducting
d. A missing filter
e. An unbalanced system
Answer: B
Insufficient heat throughout a building is likely caused by:
a. Too much ventilation
b. Insufficient heat input
c. Poorly insulated ducting
d. A missing filter
e. An unbalanced system
Answer: B