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, CSIA ALL POSSIBLE QUESTIONS AND ANSWERS
LATEST 2024;100% VERIFIED
When a round flue is used for the lining of a fireplace chimney the proper fireplace
opening to flue size ratio should be - Correct Answer-12:1
When unlined the smoke chamber walls shall be what thickness - Correct Answer-8"
When the opening of the firebox is 6 square feet the extension of the hearth should be -
Correct Answer-20 inches
T or F the inner surfaces of the smoke chamber shall not be inclined more than 45
degrees from vertical - Correct Answer-True
A level 2 inspection inspection of accessible areas of attics basements and crawlspaces
- Correct Answer-True
The purpose of a heat reclaimer is to - Correct Answer-Extract heat from the flue gases
What best describes the allowable free air space around a flue tile - Correct Answer-1/4
inch to 4 inch
Crickets are recommended whenever the chimney is - Correct Answer-30" wide
The maximum allowable slope of an offset in a verticle flue is - Correct Answer-30
degrees
The area of the spark arrestor must not be less than three times the net free area of the
chimney flue - Correct Answer-True
What is the minimum thickness of a wythe - Correct Answer-4 inches nominal
chimney liners are listed to what standard - Correct Answer-UL 1777
NFPA 211 recommends annual cleaning of chimneys fireplaces and vents - Correct
Answer-False
The horizontal length of a single wall connector to a natural drat chimney or vent serving
a single appliance shall be not more than ______ of the height of the vertical height of
the chimney - Correct Answer-75 %
The effective area of a connector for a single appliance shall be ______ the area of the
appliance flue collar - Correct Answer-atleast 50%