BC owner builder exam Prep Questions & Verified
Answers
Air Infiltration
The amount of air leaking in and out of a building through cracks in walls, windows and doors.
air filters
Adhesive filters made of metals or fibres that are coated with adhesive liquid to which particles
of lint and dust adhere
Alligatoring
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
Used on roofs and highways as a waterproofing agent
Batt insulation
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
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)
The amount of energy needed to heat one pound of water one degree Fahrenheit
Collar
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
Caused when warm moist air comes into contact with a colder object
What is a conductor in roofing?
A pipe to convey rainwater from the roof gutter to a drain or storm drain.
What is the purpose of a conductor in roofing?
To channel rainwater from the roof gutter to a drain or storm drain.
Electrical conductor
a wire through which a current of electricity flows
Conduction
flow of heat from one part of a substance to another.
Corrosion
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
a short wall or masonry built above the level of the roof that provides a means of flashing the
deck equipment
Damper
Valve for controlling air flows
Dampproofing
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.
Answers
Air Infiltration
The amount of air leaking in and out of a building through cracks in walls, windows and doors.
air filters
Adhesive filters made of metals or fibres that are coated with adhesive liquid to which particles
of lint and dust adhere
Alligatoring
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
Used on roofs and highways as a waterproofing agent
Batt insulation
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
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)
The amount of energy needed to heat one pound of water one degree Fahrenheit
Collar
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
Caused when warm moist air comes into contact with a colder object
What is a conductor in roofing?
A pipe to convey rainwater from the roof gutter to a drain or storm drain.
What is the purpose of a conductor in roofing?
To channel rainwater from the roof gutter to a drain or storm drain.
Electrical conductor
a wire through which a current of electricity flows
Conduction
flow of heat from one part of a substance to another.
Corrosion
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
a short wall or masonry built above the level of the roof that provides a means of flashing the
deck equipment
Damper
Valve for controlling air flows
Dampproofing
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.
