One of the most effective steps to improve the efficiency of a building is to
A) replace insulation throughout entire building
B) properly seal and insulate air conditioning duct systems
C) invest in a highly advanced system upgrade
D) add more ductwork
Correct Answer:
Verified
Q5: A dirty flame in an oil-fired furnace
Q6: Which of the following is NOT a
Q7: Presently, federal guidelines require manufacturers to produce
Q8: Electric furnaces are far less efficient than
Q9: Which of the fossil-fuel burning furnace units
Q11: When determining the amount of moisture that
Q12: Which of the following is a characteristic
Q13: Which furnace configuration has airflow entering on
Q14: Noncondensing furnaces rated at 80 percent efficiency
Q15: Condensation forming on window sills, and other
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