Bc owner builder exam With Questions and 100% Correct Answers
Air Infiltration - Answer-The amount of air leaking in and out of a building through cracks in walls,
windows and doors.
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
Curb - Answer-a short wall or masonry built above the level of the roof that provides a means of
flashing the deck equipment
Damper - Answer-Valve for controlling air flows
Dampproofing - Answer-An application of a water-resisting treatment or material to the surface of a
concrete or masonry wall to prevent passage or absorption of water or moisture while still permitting
moisture vapour to escape from the structure. Can also be accomplished by using an admixture in
the concrete mix.
dew point - Answer-The temperature at which vapour condenses from the atmosphere and forms
water
double glazing - Answer-two sheets of glass with an air space between, to insulate against the
passage of heat or sound. also called insulating glass
drip edge flashing - Answer-is installed under the felt
Drywall - Answer-Sheet rock (gypsum board or gyp rock) that covers framing and is taped, coated,
and finished to make interior walls and ceiling
Duct - Answer-Tube used to mov air either from exhaust or intake.
Eave - Answer-the part of a roof that meets or overhangs the walls of a building.
efflorescence - Answer-Process by which water leeches soluble salts out of concrete or mortar and
deposits them on the surface.
Air Infiltration - Answer-The amount of air leaking in and out of a building through cracks in walls,
windows and doors.
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
Curb - Answer-a short wall or masonry built above the level of the roof that provides a means of
flashing the deck equipment
Damper - Answer-Valve for controlling air flows
Dampproofing - Answer-An application of a water-resisting treatment or material to the surface of a
concrete or masonry wall to prevent passage or absorption of water or moisture while still permitting
moisture vapour to escape from the structure. Can also be accomplished by using an admixture in
the concrete mix.
dew point - Answer-The temperature at which vapour condenses from the atmosphere and forms
water
double glazing - Answer-two sheets of glass with an air space between, to insulate against the
passage of heat or sound. also called insulating glass
drip edge flashing - Answer-is installed under the felt
Drywall - Answer-Sheet rock (gypsum board or gyp rock) that covers framing and is taped, coated,
and finished to make interior walls and ceiling
Duct - Answer-Tube used to mov air either from exhaust or intake.
Eave - Answer-the part of a roof that meets or overhangs the walls of a building.
efflorescence - Answer-Process by which water leeches soluble salts out of concrete or mortar and
deposits them on the surface.
