CSIA ALL POSSIBLE QUESTIONS AND ANSWERS LATEST 2024;100% VERIFIED
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What is a wythe? Answer Is: A course of brick separating flues within a chimney
When a round flue is used for the lining of a fireplace chimney the proper fireplace opening to
flue size ratio should be? Answer Is: 12:1
Where unlined the smoke chamber walls shall be what thickness? Answer Is: 8" ...
csia all possible questions and answers latest 202
what is a corbel answer is masonry projecting up
a cricket is designed to answer is redi
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CSIA ALL POSSIBLE QUESTIONS AND ANSWERS LATEST
2024;100% VERIFIED
What is a corbel? Answer Is: masonry projecting upward and outward from a wall or
chimney
A cricket is designed to_________. Answer Is: redirect water and snow away from the
chimney
What is a wythe? Answer Is: A course of brick separating flues within a chimney
When a round flue is used for the lining of a fireplace chimney the proper fireplace opening to
flue size ratio should be? Answer Is: 12:1
Where unlined the smoke chamber walls shall be what thickness? Answer Is: 8"
When the opening of the fireplace is 6 square feet the extension of the hearth should be
__________ ? Answer Is: 20 inches
The inner surfaces of the smoke chamber shall not be inclined more than 45 degrees from
vertical: true or false? Answer Is: True
A level II inspection includes inspection of accessible areas of attics, basements,and crawlspaces:
true or false? Answer Is: True
The purpose of a heat reclaimer is to _______? Answer Is: extract heat from the flue
gases.
,What answer best describes the allowable free air space around a flue tile? Answer Is:
1/2" to 4"
Crickets are recommended whenever the chimney is ____ wide or more. Answer Is:
30"
The maximum allowable slope of an offset in a vertical flue is ___________. Answer Is:
30 degrees
The net area of the spark arrestor must not be less than three times the net free area if the
chimney flue: true or false? Answer Is: True
What is the minimum thickness of a wythe? Answer Is: Four inches nominal
Chimney liners are listed to what standard? Answer Is: UL 1777
NFPA 211 recommends annual cleaning of chimneys,fireplaces, and vents: true or false?
Answer Is: False
The horizontal length of a single-wall connector to a natural draft chimney or vent serving a
single appliance shall be not more than ______ of the height of the vertical height of the
chimney. Answer Is: 75%
The effective area of a connector for a single appliance shall be ____ the area of the appliance
flue collar. Answer Is: not less than
Cleanout openings shall be provided in all chimney flues serving freestanding appliances: true or
false? Answer Is: true
, Which of the following species may cause anaphylactic shock? Answer Is: bees
A type 3 ladder is rated for ______ . Answer Is: 200lbs
Wood burns in three identifiable stages: ____________, ____________, and ____________.
Answer Is: drying, pyrolysis , charcoal
The volume of gases which actually pass through the system as a result of draft is___________.
Answer Is: flow
Rectangular flues with aspect ratios greater than 2 to 1 shall be sized at least ____ of fireplace
opening. Answer Is: 1:8
Single wall connector clearance for an unlisted gas appliance with a draft hood is_____________.
Answer Is: 9 inches
A Level _____ inspection is done with ladders and common hand tools. Answer Is: 2
Draft is the force or pressure difference between the inside and the outside of the venting
system: true or false? Answer Is: True
The ideal lift is to ____. Answer Is: lift with your legs and keep your back straight
Draft is ____________. Answer Is: the pressure difference between the inside and
the outside of the venting system
NFPA 211 recommends chimney flues should be inspected _____________
and_______________. Answer Is: annually, upon a real estate transfer
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