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Test Bank for CEN EXAM ACTUAL EXAM 2026 || MOST
RECENT EXAM 2026|2027 ACTUAL COMPLETE REAL EXAM
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS)
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A depressurization test conducted on a house will help determine the
TSSA Q
a. Relative humidity in the house
b. Number of air changes per hour in the house
c. The heat loss of the house
d. Potential for pressure induced back drafting in the house -ANSWERS-
d. Potential for pressure induced back drafting in the house


The instrument used to perform a passive depressurization test is a
TSSA Q
a. Mercury gauge
b. Magnehelic gauge
c. Draft gauge
d. Air gauge -ANSWERS-c. Draft gauge


Vapour barriers should be installed on TSSA Q
a. The cool side of insulation
b. The inside of insulation

, c. The warm side of insulation
d. The outside of insulation -ANSWERS-c. The warm side of insulation


The best way to remove odours from a house is to TSSA Q
a. Install mechanical attic ventilation
b. Ventilate the house
c. Filter the air in the house
d. Humidify the air in the house -ANSWERS-b. Ventilate the house


Air enters a house through a process called TSSA Q
a. Aspiration
b. Infiltration
c. Exfiltration
d. Expiration -ANSWERS-b. Infiltration


A forced air furnace uses what form of heat transfer to heat a home?
TSSA Q
a. Convective
b. Thermal
c. Radiant
d. Conductive -ANSWERS-a. Convective