2026 FULL QUESTIONS AND CORRECT
ANSWERS ALREADY PASSED
◉ air filters. Answer: Adhesive filters made of metals or fibres that are
coated with adhesive liquid to which particles of lint and dust adhere
◉ Alligatoring. Answer: Pattern of cracks when paint or aged asphalt
loses volatile oils and oxidized from solar radiation - results limited
tolerance to thermal expansion or contraction
◉ Asphalt. Answer: Used on roofs and highways as a waterproofing
agent
◉ Batt insulation. Answer: Strips of fiberglass or rock-wool insulation
with various thicknesses that fit between studs or framing. May or may
not have a paper covering.
◉ blister. Answer: Enclosed raised spot on the surface of a building
cause by expansion of trapped air, water vapour, moisture or other gases
, ◉ BTU (British Thermal Unit). Answer: The amount of energy needed
to heat one pound of water one degree Fahrenheit
◉ Collar. Answer: In roofing, a conical metal cap flashing used in
conjunction with vent pipes or stacks, for the purpose of shedding water
away from the base of the vent.
◉ Condensation. Answer: Caused when warm moist air comes into
contact with a colder object
◉ What is a conductor in roofing?. Answer: A pipe to convey rainwater
from the roof gutter to a drain or storm drain.
◉ What is the purpose of a conductor in roofing?. Answer: To channel
rainwater from the roof gutter to a drain or storm drain.
◉ Electrical conductor. Answer: a wire through which a current of
electricity flows
◉ Conduction. Answer: flow of heat from one part of a substance to
another.
◉ Corrosion. Answer: the deterioration of a metal due to a chemical or
electro-chemical reaction resulting from exposure to weathering,
moisture, chemicals, or other agents or media