NFPA 211 Questions with 100%
Correct Answers Latest Version
Top Rated
When sweeping a flue that has been relined with a stainless
liner system, you should NOT:
Utilize rotary chains as a sweeping method
Which of the following is recommended when walking on a
roof?
gum soled shoes
Slate, cedar shakes, and tile roofs:
break easily and can be extremely slippery
The best defense against histoplasmosis is to:
wear a respirator
At a minimum, how much higher does the chimney need to
be than any point within 10 feet of the chimney?
24"
The standard for solid fuel type room heaters is:
A) UL 103
B) UL 1482
C) UL 1777
D) UL 441
UL 1482
chimney odors within the home:
A) indicate a flow reversal
B) are normal, and nothing to be alarmed about
C) are usually most noticeable when the chimneys is dry
D) can be reduced by tightly ceiling off the top of the
chimney
,indicate a flow reversal
Which of the following is part of a level 1 inspection of a
fireplace?
Hearth extension sizing and conditioning
When the fireplace opening is greater than 6sqft, the hearth
must extend --- in-front of the fireplace opening, and --- to
each side of the fireplace opening
20 inches, 12 inches
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.
75%
Rectangular flues with aspect ratios greater than 2 to 1 shall
be sized at least ____ of fireplace opening.
1:8
NFPA 211 recommends chimney flues should be inspected
_____________ and_______________.
annually, upon a real estate transfer
A 24 gauge sheet metal panel with 1-inch airspace will
reduce clearance to combustibles by(when used as a wall
protector) _________-.
66%
There must be ____ inches of masonry between a wall
thimble and combustible material.
12
Smoke pipe diameter 6 through 10 inches has a required
gauge of __________.
24
Unlisted appliances with legs providing 6 inches (or more) of
ventilation under the appliance require which of the following
hearths:
, 2 inches of brick covered with 24 gauge sheetmetal
Two major factors influence the amount of draft, which two
(of the choices below) best describe them?-height and btus
of chimney-temperature difference between the outside and
the flue gas temperature,chimney height-lateral run of
connector pipe and heights of chimney-temperature of flue
gases and cross sectional area of flue
temperature difference between the outside and the flue gas
temperature,chimney height
The height of the smoke chamber should be no taller than
_____.
width of fireplace opening
Connectors shall maintain a pitch or rise of ________inch per
foot of horizontal length of pipe from the appliance to the
chimney or vent.
1/4
For a fireplace opening less than 6sqft, the hearth extension
should be ?
16,8
Combustible materials must be spaced ____from the back
wall of a masonry fireplace.
4 inches
The smoke chamber depth shall not exceed ___?
the depth of the firebox, or firechamber
When walking on a roof you should walk ___________.
near the ridges and valleys
The area of a 8" round pipe is approximately ________.
50 Square inches
The two major principles at work in a chimney are
__________ and _________.
flow, draft
Correct Answers Latest Version
Top Rated
When sweeping a flue that has been relined with a stainless
liner system, you should NOT:
Utilize rotary chains as a sweeping method
Which of the following is recommended when walking on a
roof?
gum soled shoes
Slate, cedar shakes, and tile roofs:
break easily and can be extremely slippery
The best defense against histoplasmosis is to:
wear a respirator
At a minimum, how much higher does the chimney need to
be than any point within 10 feet of the chimney?
24"
The standard for solid fuel type room heaters is:
A) UL 103
B) UL 1482
C) UL 1777
D) UL 441
UL 1482
chimney odors within the home:
A) indicate a flow reversal
B) are normal, and nothing to be alarmed about
C) are usually most noticeable when the chimneys is dry
D) can be reduced by tightly ceiling off the top of the
chimney
,indicate a flow reversal
Which of the following is part of a level 1 inspection of a
fireplace?
Hearth extension sizing and conditioning
When the fireplace opening is greater than 6sqft, the hearth
must extend --- in-front of the fireplace opening, and --- to
each side of the fireplace opening
20 inches, 12 inches
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.
75%
Rectangular flues with aspect ratios greater than 2 to 1 shall
be sized at least ____ of fireplace opening.
1:8
NFPA 211 recommends chimney flues should be inspected
_____________ and_______________.
annually, upon a real estate transfer
A 24 gauge sheet metal panel with 1-inch airspace will
reduce clearance to combustibles by(when used as a wall
protector) _________-.
66%
There must be ____ inches of masonry between a wall
thimble and combustible material.
12
Smoke pipe diameter 6 through 10 inches has a required
gauge of __________.
24
Unlisted appliances with legs providing 6 inches (or more) of
ventilation under the appliance require which of the following
hearths:
, 2 inches of brick covered with 24 gauge sheetmetal
Two major factors influence the amount of draft, which two
(of the choices below) best describe them?-height and btus
of chimney-temperature difference between the outside and
the flue gas temperature,chimney height-lateral run of
connector pipe and heights of chimney-temperature of flue
gases and cross sectional area of flue
temperature difference between the outside and the flue gas
temperature,chimney height
The height of the smoke chamber should be no taller than
_____.
width of fireplace opening
Connectors shall maintain a pitch or rise of ________inch per
foot of horizontal length of pipe from the appliance to the
chimney or vent.
1/4
For a fireplace opening less than 6sqft, the hearth extension
should be ?
16,8
Combustible materials must be spaced ____from the back
wall of a masonry fireplace.
4 inches
The smoke chamber depth shall not exceed ___?
the depth of the firebox, or firechamber
When walking on a roof you should walk ___________.
near the ridges and valleys
The area of a 8" round pipe is approximately ________.
50 Square inches
The two major principles at work in a chimney are
__________ and _________.
flow, draft
