CSIA Certification – Questions With Comprehensive
Solutions
Draft is measured by... Correct Answer - inches in water column
Definition of Draft Correct Answer - Difference of pressure INSIDE and
OUTSIDE the venting system
Easiest solution to "back puffing" stove? Correct Answer - Give it more
air
What has the greatest effect on FLOW? Correct Answer - Size of venting
system passageway
A masonry chimney is required by what to have a cleanout if the flue
previously vented a solid or liquid fuel appliance? Correct Answer -
NFPA 54 (National Fuel Gas Code)
High efficiency gas + oil appliances generate a lot of____ which can____
Correct Answer - water vapor, deteriorate a chimney quickly
Info on use and installation of gas appliance draft hoods can be found where?
Correct Answer - National Fuel Gas Code
Category II, III, and IV appliance venting requirements can be found...
Correct Answer - in the installation instructions
Glazed creosote results from 3 things... Correct Answer - slow
smoldering fire,
too many elbows,
improperly sized vent
What is "pyrolysis"? Correct Answer - The chemical alteration of wood
as a result of the application of heat
Perfect combustion results in: Correct Answer - Only Co2 and water
vapor
, Creosote formation: Correct Answer - Tar fog or droplets of liquids
condense in the venting system
Residence time Correct Answer - length of time smoke remains in the
chimney
Magnetic thermometers only display about __% of actual flue temp Correct
Answer - 50%
Creosote should be removed because... Correct Answer - Fire risk,
corrosive to steel, connectors, and mortar
Why should flashing be embedded in mortar? Correct Answer - prevent
leaks
Baffle location and purpose? Correct Answer - Located between the
firebox and flue collar.
Purpose is to complete better combustion
What does the barometric draft regulator do? Correct Answer - Prevents
excessive draft
Smoke chamber height SHALL NOT be greater than the ______ ______ of the
fireplace fire chamber. Correct Answer - Inside width
Combustion needs... Correct Answer - Heat, Oxygen, and Fuel
Nominal dimensions can vary by how much? Correct Answer - Nominal
dimensions vary by 1/2"
What is combustion? Correct Answer - The rapid oxidation of fuel
producing heat and light.
Parging the smoke chamber improves FLOW by... Correct Answer -
Reducing turbulence, and eliminating corbeling
Connector dampers should not block greater than ___% of the connector when
closed. Correct Answer - 80%
Solutions
Draft is measured by... Correct Answer - inches in water column
Definition of Draft Correct Answer - Difference of pressure INSIDE and
OUTSIDE the venting system
Easiest solution to "back puffing" stove? Correct Answer - Give it more
air
What has the greatest effect on FLOW? Correct Answer - Size of venting
system passageway
A masonry chimney is required by what to have a cleanout if the flue
previously vented a solid or liquid fuel appliance? Correct Answer -
NFPA 54 (National Fuel Gas Code)
High efficiency gas + oil appliances generate a lot of____ which can____
Correct Answer - water vapor, deteriorate a chimney quickly
Info on use and installation of gas appliance draft hoods can be found where?
Correct Answer - National Fuel Gas Code
Category II, III, and IV appliance venting requirements can be found...
Correct Answer - in the installation instructions
Glazed creosote results from 3 things... Correct Answer - slow
smoldering fire,
too many elbows,
improperly sized vent
What is "pyrolysis"? Correct Answer - The chemical alteration of wood
as a result of the application of heat
Perfect combustion results in: Correct Answer - Only Co2 and water
vapor
, Creosote formation: Correct Answer - Tar fog or droplets of liquids
condense in the venting system
Residence time Correct Answer - length of time smoke remains in the
chimney
Magnetic thermometers only display about __% of actual flue temp Correct
Answer - 50%
Creosote should be removed because... Correct Answer - Fire risk,
corrosive to steel, connectors, and mortar
Why should flashing be embedded in mortar? Correct Answer - prevent
leaks
Baffle location and purpose? Correct Answer - Located between the
firebox and flue collar.
Purpose is to complete better combustion
What does the barometric draft regulator do? Correct Answer - Prevents
excessive draft
Smoke chamber height SHALL NOT be greater than the ______ ______ of the
fireplace fire chamber. Correct Answer - Inside width
Combustion needs... Correct Answer - Heat, Oxygen, and Fuel
Nominal dimensions can vary by how much? Correct Answer - Nominal
dimensions vary by 1/2"
What is combustion? Correct Answer - The rapid oxidation of fuel
producing heat and light.
Parging the smoke chamber improves FLOW by... Correct Answer -
Reducing turbulence, and eliminating corbeling
Connector dampers should not block greater than ___% of the connector when
closed. Correct Answer - 80%
