1|Page
PROPANE PRACTICE
TESTS|COMPREHENSIVE Q&A FOR
CERTIFICATION SUCCESS 2026
Re-circulating direct gas-fired industrial air heaters shall NOT ____________ in
buildings that contain flammable solids, gases, explosive materials, or substances
that may become toxic when exposed to flame. - correct-answer - Re-circulate
room air
NFPA 54/ANSI Z223.1, National Fuel Gas Code, shall be administered and
enforced by _____________ designated by the governing authority. - correct-
answer - The authority having jurisdiction
A system being leak tested should show no increase or decrease in the pressure
reading for a period of ______________. - correct-answer - 3 minutes
,2|Page
____________ are appliances that are constructed and installed so that all air for
combustion is derived directly from the outside atmosphere and all flue gases are
discharged outdoors. - correct-answer - Direct vent appliances
A vent connector shall NOT be connected to a chimney flue serving a fireplace
unless the fireplace flue opening is _____________. - correct-answer -
Permanently sealed
Fuel containers shall be ____________ to prevent jarring loose. - correct-answer -
Mounted
ASME containers and cylinders on vehicles utilized for other than engine fuel
systems, shall NOT be ____________ inside the vehicle. - correct-answer - Stored,
installed, or transported
,3|Page
Containers used in a public building undergoing minor renovations shall NOT have
more than a maximum propane capacity of ______________ and the number of
cylinders shall NOT exceed the number of workers assigned to use the LP gas. -
correct-answer - 20 lbs
Field welding on containers shall be limited to attachments on ____________
installed by the manufacturer. - correct-answer - Non-pressure parts
During the hours of the day the public is permitted in a building undergoing minor
renovations, the cylinders shall NOT be ____________. - correct-answer - Left
unattended
Portable heaters shall be equipped with an approved ________ to shut off the
flow of gas to the main burner in the event of flame extinguishment or
combustion failure. - correct-answer - Automatic shutoff
, 4|Page
A ___________ for medium-heat equipment shall extend at least 10 ft higher
than any portion of any building with 25 ft. - correct-answer - Chimney
____________ is gas piping that, when in place in a finished building, would
require removal of permanent construction to gain access to the piping. - correct-
answer - Concealed piping
A type B-W gas vent shall terminate at least _______ in vertical height above the
bottom of the wall frame. - correct-answer - 12 feet
A gas vent extending through an exterior wall shall NOT terminate adjacent to the
wall or below ______________. - correct-answer - Eaves or Parapets
PROPANE PRACTICE
TESTS|COMPREHENSIVE Q&A FOR
CERTIFICATION SUCCESS 2026
Re-circulating direct gas-fired industrial air heaters shall NOT ____________ in
buildings that contain flammable solids, gases, explosive materials, or substances
that may become toxic when exposed to flame. - correct-answer - Re-circulate
room air
NFPA 54/ANSI Z223.1, National Fuel Gas Code, shall be administered and
enforced by _____________ designated by the governing authority. - correct-
answer - The authority having jurisdiction
A system being leak tested should show no increase or decrease in the pressure
reading for a period of ______________. - correct-answer - 3 minutes
,2|Page
____________ are appliances that are constructed and installed so that all air for
combustion is derived directly from the outside atmosphere and all flue gases are
discharged outdoors. - correct-answer - Direct vent appliances
A vent connector shall NOT be connected to a chimney flue serving a fireplace
unless the fireplace flue opening is _____________. - correct-answer -
Permanently sealed
Fuel containers shall be ____________ to prevent jarring loose. - correct-answer -
Mounted
ASME containers and cylinders on vehicles utilized for other than engine fuel
systems, shall NOT be ____________ inside the vehicle. - correct-answer - Stored,
installed, or transported
,3|Page
Containers used in a public building undergoing minor renovations shall NOT have
more than a maximum propane capacity of ______________ and the number of
cylinders shall NOT exceed the number of workers assigned to use the LP gas. -
correct-answer - 20 lbs
Field welding on containers shall be limited to attachments on ____________
installed by the manufacturer. - correct-answer - Non-pressure parts
During the hours of the day the public is permitted in a building undergoing minor
renovations, the cylinders shall NOT be ____________. - correct-answer - Left
unattended
Portable heaters shall be equipped with an approved ________ to shut off the
flow of gas to the main burner in the event of flame extinguishment or
combustion failure. - correct-answer - Automatic shutoff
, 4|Page
A ___________ for medium-heat equipment shall extend at least 10 ft higher
than any portion of any building with 25 ft. - correct-answer - Chimney
____________ is gas piping that, when in place in a finished building, would
require removal of permanent construction to gain access to the piping. - correct-
answer - Concealed piping
A type B-W gas vent shall terminate at least _______ in vertical height above the
bottom of the wall frame. - correct-answer - 12 feet
A gas vent extending through an exterior wall shall NOT terminate adjacent to the
wall or below ______________. - correct-answer - Eaves or Parapets
