Gas fitter 2 practice test 360+ ( Full Exam Kit) Solved Q&A Correct & Verified Answers

GAS FITTER 2 PRACTICE
TEST

360+ (2025-2026 Full Exam Kit) Solved
Q&A | Correct & Verified Answers


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,Question 1
A room heater installed in either a sleeping area or public area shall be:
A. direct vent only
B. equipped with a regulator
C. equipped with a fan
D. equipped with an on / off switch on the wall
Correct Answer
B


Question 2
What type of vent must be used when the vent of a wall furnace will be concealed in a partition wall?
A. B vent
B. L vent
C. BH vent
D. BW vent
Correct Answer
D

Question 3
Single wall vent connectors:
A. may pass through floors, ceilings or roofs provided a metal thimble is used
B. may pass through floors, ceilings or roofs provided the required minimum distance from combustible material is
maintained
C. may pass through floors, ceilings or roofs provided they are insulated
D. shall not pass through floors, ceilings or roofs
Correct Answer
D

Question 4
BW vent shall be used only with an approved:
A. decorative appliance
B. down flow furnace
C. revertible flue boiler
D. recessed wall furnace
Correct Answer
D

Question 5
What must be done during the installation of a gas log fireplace?
A. Make sure there is a metal mesh screen in front of the fireplace
B. Secure the chimney damper in the open position
C. Install a pressure regulator
D. Install a metal chimney liner
Correct Answer
B


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,Question 6
When can a certified hose be used to connect a construction heater to temporary piping?
A. Only if a lever handle shut off valve is installed upstream of the hose
B. Only if the hose is 15 feet long
C. Never
Correct Answer
A

Question 7
Which of the following is acceptable when a fireplace insert is installed?
A. A metal chimney linear
B. The existing fireplace flue
C. BW vent
D. A tile lined fireplace flue?
Correct Answer
A

Question 8
An unvented infra-red heater can be installed in ________ application
A. A warehouse
B. A commercial building
C. An industrial building
D. All of the above
Correct Answer
D

Question 9
Dirt pockets are required on:
A. Decorative appliances
B. Gas logs
C. Room heaters
D. None of the available choices
Correct Answer
D

Question 10
What diameter and length of a dirt pocket is required when a drop line is 3-inch diameter?
A. 3 inch diameter by 3 inches long
B. 1 inch diameter by 3 inches long
C. 3/4 inch diameter by 3 inches long
D. 2 inch diameter by 3 inches long
Correct Answer
D




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, Question 11
What type of room heater maybe installed in a bathroom?
A. Natural draft
B. Direct fired
C. Forced draft
D. Direct vent
Correct Answer
D


Question 12
What safety control protects a steam boiler if the condensate pump fails to return water to the boiler?
A. High pressure limit control
B. Low pressure limit control
C. Flame safeguard control
D. Low water cut off
Correct Answer
D

Question 13
The relief valve for a residential low-pressure hot water boiler system should be?
A. 14.7 psia
B. 15 psia
C. 30 psig
D. 30 psia
Correct Answer
C


Question 14
A backflow prevent used in a boiler system should be located in the:
A. Over flow line connected to the drain
B. Return line close to the boiler
C. 1/4" line connecting the boiler and cushion tank
D. Make up water line to the system
Correct Answer
B

Question 15
Automatic chlorinators must be installed:
A. upstream of the heater
B. downstream of the heater
C. upstream of the filter
D. downstream of the filter
Correct Answer
B





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