NFPA 211 Questions with 100%
Correct Answers
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
Proper clearance to combustibles, inspection of accessible
attics, and rooftop inspection would be considered what
level of inspection?
level 2
The net free area of the spark arrestor must not be less than
3 times the net free area of the chimney flue it serves: true or
false?
True
A Form of draft that is created in house because of the
differential temp between the inside of the home is an
example of which of the following conditions?-wind induced
downdraft problem-stack effect-dynamic wind loading-draft
,stack effect
Unlisted decorative shrouds are allowed on zero clearance
fireplaces: true or false?
False
When measuring distances, nominal dimensions may vary
from their stated dimensions by no more than________.
1/2 inch
A Chimney must be _____ taller than any portion of any
structure located within 10 feet of the chimney.
2ft
A chimney must be _______tall at the point it passes through
the roof.
3ft
All spaces between chimneys and the floors and ceilings
through which the chimneys pass shall remain fully open but
be ________ with noncombustible material.
Firestopped
_________ operated dampers shall not be placed in
chimneys, vents or connectors of stoker-fired, liquid or gas -
burning appliances.
Manually
Steel fireplace units incorporating a firebox liner of not less
than_____thick steel and an air chamber shall be installed
with masonry to provide a total thickness at the back and
side of not less than ____,not less than______of which shall
be solid masonry.
1/4 inch,8 inches,4 inches
A 3 1/2 inch thick brick wall protection system installed with
a 1- inch airspace will reduce clearance to combustibles
material by _____.
66%
, According to NFPA 211, chimneys should be inspected every
____________.
Yearly, and upon realstate transaction
Checking the basic appliance installation and connection is
part of a _______inspection.
level 1
Checking that the wall pass through has adequate clearance
is part of a _____ inspection.
levle 2
Complete combustion yields ______, water vapor, and heat.
Carbon Dioxide
A heat exchanger is ___________.
An area in the appliance where heat is transferred to air or water
When the furnace blower is located on the return side of the
furnace it will create ______pressure around the furnace
exchanger.
Positive
Hypothermia is a potential hazard for chimney technicians. It
is caused by ______________.
Exposure to cold
To help establish draft in a cold chimney when lighting the
fire you could ______________________.
Hold a burning newspaper wand up in the damper
Radiant heat is heat that you can feel: true or false?
True
Having the customer sign your documentation is important
because _________________________.
It gives them the burden to act on any issues you have noted
Natural gas has approximately ___________ BTU's per cubic
foot of gas.
1000
Ridge Hook
Correct Answers
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
Proper clearance to combustibles, inspection of accessible
attics, and rooftop inspection would be considered what
level of inspection?
level 2
The net free area of the spark arrestor must not be less than
3 times the net free area of the chimney flue it serves: true or
false?
True
A Form of draft that is created in house because of the
differential temp between the inside of the home is an
example of which of the following conditions?-wind induced
downdraft problem-stack effect-dynamic wind loading-draft
,stack effect
Unlisted decorative shrouds are allowed on zero clearance
fireplaces: true or false?
False
When measuring distances, nominal dimensions may vary
from their stated dimensions by no more than________.
1/2 inch
A Chimney must be _____ taller than any portion of any
structure located within 10 feet of the chimney.
2ft
A chimney must be _______tall at the point it passes through
the roof.
3ft
All spaces between chimneys and the floors and ceilings
through which the chimneys pass shall remain fully open but
be ________ with noncombustible material.
Firestopped
_________ operated dampers shall not be placed in
chimneys, vents or connectors of stoker-fired, liquid or gas -
burning appliances.
Manually
Steel fireplace units incorporating a firebox liner of not less
than_____thick steel and an air chamber shall be installed
with masonry to provide a total thickness at the back and
side of not less than ____,not less than______of which shall
be solid masonry.
1/4 inch,8 inches,4 inches
A 3 1/2 inch thick brick wall protection system installed with
a 1- inch airspace will reduce clearance to combustibles
material by _____.
66%
, According to NFPA 211, chimneys should be inspected every
____________.
Yearly, and upon realstate transaction
Checking the basic appliance installation and connection is
part of a _______inspection.
level 1
Checking that the wall pass through has adequate clearance
is part of a _____ inspection.
levle 2
Complete combustion yields ______, water vapor, and heat.
Carbon Dioxide
A heat exchanger is ___________.
An area in the appliance where heat is transferred to air or water
When the furnace blower is located on the return side of the
furnace it will create ______pressure around the furnace
exchanger.
Positive
Hypothermia is a potential hazard for chimney technicians. It
is caused by ______________.
Exposure to cold
To help establish draft in a cold chimney when lighting the
fire you could ______________________.
Hold a burning newspaper wand up in the damper
Radiant heat is heat that you can feel: true or false?
True
Having the customer sign your documentation is important
because _________________________.
It gives them the burden to act on any issues you have noted
Natural gas has approximately ___________ BTU's per cubic
foot of gas.
1000
Ridge Hook
