CSIA Certification 2024 With well researched answers
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Module
CSIA
Institution
CSIA
Draft is measured by... - inches in water column
Definition of Draft - Difference of pressure INSIDE and OUTSIDE the venting system
Easiest solution to "back puffing" stove? - Give it more air
What has the greatest effect on FLOW? - Size of venting system passageway
A masonry chimney is...
CSIA Certification 2024
With well researched answers
Draft is measured by... - ✔✔✔inches in water column
Definition of Draft - ✔✔✔Difference of pressure INSIDE and OUTSIDE the venting
system
Easiest solution to "back puffing" stove? - ✔✔✔Give it more air
What has the greatest effect on FLOW? - ✔✔✔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? - ✔✔✔NFPA 54 (National Fuel Gas Code)
High efficiency gas + oil appliances generate a lot of____ which can____ - ✔✔✔water
vapor, deteriorate a chimney quickly
Info on use and installation of gas appliance draft hoods can be found where? - ✔✔✔
National Fuel Gas Code
Category II, III, and IV appliance venting requirements can be found... - ✔✔✔in the
installation instructions
Glazed creosote results from 3 things... - ✔✔✔slow smoldering fire,
too many elbows,
improperly sized vent
What is "pyrolysis"? - ✔✔✔The chemical alteration of wood as a result of the
application of heat
Perfect combustion results in: - ✔✔✔Only Co2 and water vapor
Creosote formation: - ✔✔✔Tar fog or droplets of liquids condense in the venting
system
Residence time - ✔✔✔length of time smoke remains in the chimney
Magnetic thermometers only display about __% of actual flue temp - ✔✔✔50%
Creosote should be removed because... - ✔✔✔Fire risk,
corrosive to steel, connectors, and mortar
, Why should flashing be embedded in mortar? - ✔✔✔prevent leaks
Baffle location and purpose? - ✔✔✔Located between the firebox and flue collar.
Purpose is to complete better combustion
What does the barometric draft regulator do? - ✔✔✔Prevents excessive draft
Smoke chamber height SHALL NOT be greater than the ______ ______ of the fireplace
fire chamber. - ✔✔✔Inside width
Combustion needs... - ✔✔✔Heat, Oxygen, and Fuel
Nominal dimensions can vary by how much? - ✔✔✔Nominal dimensions vary by 1/2"
What is combustion? - ✔✔✔The rapid oxidation of fuel producing heat and light.
Parging the smoke chamber improves FLOW by... - ✔✔✔Reducing turbulence, and
eliminating corbeling
Connector dampers should not block greater than ___% of the connector when closed. -
✔✔✔80%
Heat reclaimer / extractor - ✔✔✔Fits inline with connector, and is NOT to be used with
wood burning
What inspection level determines if a wall pass-through is installed properly? - ✔✔✔
Level 2
Hearth stove should only be connected to... - ✔✔✔A properly built masonry fireplace
What problems are created when mortar joints between flue tiles are not smoothed? -
✔✔✔May create turbulence and increased residence time of exhaust.
3 Positive aspects of Cast-in-Place liners - ✔✔✔1. adds structural integrity to chimney
2. resists corrosive deposits
3. able to support any fuel or appliance when sized properly
What never to do to a blocked passage in a chimney? - ✔✔✔Never pound from above
with a weight. (Might block so bad opening a wall is necessary to remove buildup)
True or false: A flat wire brush is hardest to reverse because of size and thickness of
bristles. - ✔✔✔True
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