Sheet Metal Journeymen's Test (Answers)
Ultimate Final Exam Prep Guide 2026/2027
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Get fully prepared with this Ultimate Final Exam Prep Guide 2026/2027, a powerful study
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exam performance.
This guide contains accurate exam-style questions with correct detailed solutions, carefully
organized to reflect current exam standards and frequently tested topics. Each solution includes
clear step-by-step explanations to help strengthen understanding, improve critical thinking, and
boost confidence before the exam.
Designed for both early preparation and last-minute revision, this resource provides a clear,
structured, and exam-focused approach to studying smarter and achieving better results.
🔥 Key Features
✔ Accurate questions based on commonly tested concepts
✔ Correct detailed solutions with easy-to-understand explanations
✔ Focused exam preparation and revision support
✔ Latest updated version (2026/2027)
✔ Organized format for quick and efficient studying
🚀 Why Students Choose This Guide
• Helps simplify difficult concepts
• Strengthens exam readiness and confidence
• Supports faster and more effective revision
• Provides realistic exam-style practice
• Improves overall academic performance
,🎯 Perfect For
• Final exam preparation
• Midterm reviews and revision
• Last-minute study sessions
• Practicing exam-style questions
• Students aiming for stronger exam results
📚 A comprehensive and reliable exam preparation resource designed to help students
study smarter, feel confident, and succeed in their exams.
Horizontal 1 1/4" copper tubing shall be supported at what MAXIMUM distances? -
ANSWER ✅✅✅✅6 ft
The return air duct to a blower type warm air furnace is being replaced, how many sq.
inches of free air are required per 1,000 BTUH of rated capacity of the furnace? -
ANSWER ✅✅✅✅2"
What device is installed to prevent a back draft occurring in an appliance? - ANSWER
✅✅✅✅Draft Hood
GIVEN: A machinery room ventilation system is to be installed. It terminates on the roof.
An outside grille is serving an air conditioning system in the penthouse. What is the
MINIMUM clearance between the discharge outlet for the vent system and the intake for
the air conditioning system? - ANSWER ✅✅✅✅20'
A chimney for residential type or low-heat appliances shall exceed at least __________
feet above the highest point where it passes through a roof of a building. - ANSWER
✅✅✅✅3
A pair of strap hangers at 2.2m spacing for a 1000 x 1000 mm duct should be
__________ . - ANSWER ✅✅✅✅25.4 x 1.31
A chimney for a low-heat appliance must withstand a continuous flue gas temperature
not exceeding __________ F°. - ANSWER ✅✅✅✅1000
A chimney for a medium-heat appliance shall extend at least __________ feet higher
than any portion of any building within __________ feet. - ANSWER ✅✅✅✅10, 25
,The termination point for a duct intended to exhaust flammable vapors shall be located
a minimum of __________ feet from any property line. - ANSWER ✅✅✅✅30
At least __________feet of clearance shall be available between the access opening
and the edge of the roof. - ANSWER ✅✅✅✅6
Outdoor air openings shall be permitted to be located less than 10 feet horizontally from
a street, alley, parking lot or loading dock, providing the openings are located not less
than __________ feet vertically above such locations. - ANSWER ✅✅✅✅25
Flat oval duct construction shall be capable of withstanding a pressure __________%
greater than that of the assigned pressure class without structural failure or permanent
deformation. - ANSWER ✅✅✅✅50
Supply and return air ducts in non-hazardous locations shall be supported at intervals of
no greater than: - ANSWER ✅✅✅✅10'
An intake ventilator measuring 14 square feet should be made of __________ ga.
material. - ANSWER ✅✅✅✅20
A draft hood is located so the relief opening is not less than _____" from any surface
except that of the appliance it serves. - ANSWER ✅✅✅✅6
A duct is permitted to penetrate three floors or less without a fire damper at each floor
as long as the duct does not exceed _____" nominal diameter. - ANSWER ✅✅✅✅4
A listed gas water heater with a draft hood and a single wall metal vent connector needs
to have how much clearance to combustible material? - ANSWER ✅✅✅✅6"
Refrigerant is rated for safety by toxicity and: - ANSWER ✅✅✅✅flammability
Given: You are running a gas line and need to boar a hole in a joist. What is the
clearance from the top to the bottom of the joist? - ANSWER ✅✅✅✅2"
The purpose of a flame safeguard on a boiler is to: - ANSWER ✅✅✅✅monitor pilot or
main burner
The maximum gas pressure that is allowed inside of a building is: - ANSWER ✅✅✅✅5
psi
At what temperature does duct work need to be insulated? - ANSWER ✅✅✅✅when it
exceeds 120°F
, The minimum clearance to combustible construction for exhaust serving a Type 1 hood
is: - ANSWER ✅✅✅✅18"
Disregarding exceptions, all boilers need a shut-off valve in the: - ANSWER
✅✅✅✅supply & return
A health club with a shower room that measures 10' x 10' and has 4 shower heads shall
have an intermittent exhaust capable of __________ CFM. - ANSWER ✅✅✅✅200
Pipe that cannot be used on the exterior of a building or underground is: - ANSWER
✅✅✅✅aluminum
If gas piping is found to be defective: - ANSWER ✅✅✅✅it must be replaced
A liquid that condenses from a gas by a reduction in temperature is called: - ANSWER
✅✅✅✅condensation
The minimum distance a floor furnace register can be from a wall is __________
inches. - ANSWER ✅✅✅✅6
What is the BTU rating of a direct vent gas fireplace? - ANSWER ✅✅✅✅80,000
What minimum passage-way width is required around a boiler? - ANSWER ✅✅✅✅18"
A listed smoke damper designed to resist the passage of smoke shall be provided at
each point a duct or air transfer opening penetrates: - ANSWER ✅✅✅✅smoke barrier
wall
26 inch round duct , positive pressure, un-reinforced long seam 4 inches W.G. can be
made of __________ gage. - ANSWER ✅✅✅✅22
Non-metallic ducts shall have a flame spread index of __________ or less and a
smoke-developed index of __________ or less. - ANSWER ✅✅✅✅25, 50
The volume of a room compared to the volume of a furnace to be installed is based on
what maximum ceiling height? - ANSWER ✅✅✅✅8'
Any variable air volume system duct of 1 inch and 1/2 inch W.G. construction class that
is upstream of the VAV boxes shall meet seal class __________. - ANSWER
✅✅✅✅C
What minimum pitch per foot is required for the horizontal run of a vent connector? -
ANSWER ✅✅✅✅1/4"
Ultimate Final Exam Prep Guide 2026/2027
⭐ Accurate Questions with Correct Detailed Solutions |
Latest Premium Version | Exam Success Guaranteed
Get fully prepared with this Ultimate Final Exam Prep Guide 2026/2027, a powerful study
resource designed to help students master key concepts, practice effectively, and improve
exam performance.
This guide contains accurate exam-style questions with correct detailed solutions, carefully
organized to reflect current exam standards and frequently tested topics. Each solution includes
clear step-by-step explanations to help strengthen understanding, improve critical thinking, and
boost confidence before the exam.
Designed for both early preparation and last-minute revision, this resource provides a clear,
structured, and exam-focused approach to studying smarter and achieving better results.
🔥 Key Features
✔ Accurate questions based on commonly tested concepts
✔ Correct detailed solutions with easy-to-understand explanations
✔ Focused exam preparation and revision support
✔ Latest updated version (2026/2027)
✔ Organized format for quick and efficient studying
🚀 Why Students Choose This Guide
• Helps simplify difficult concepts
• Strengthens exam readiness and confidence
• Supports faster and more effective revision
• Provides realistic exam-style practice
• Improves overall academic performance
,🎯 Perfect For
• Final exam preparation
• Midterm reviews and revision
• Last-minute study sessions
• Practicing exam-style questions
• Students aiming for stronger exam results
📚 A comprehensive and reliable exam preparation resource designed to help students
study smarter, feel confident, and succeed in their exams.
Horizontal 1 1/4" copper tubing shall be supported at what MAXIMUM distances? -
ANSWER ✅✅✅✅6 ft
The return air duct to a blower type warm air furnace is being replaced, how many sq.
inches of free air are required per 1,000 BTUH of rated capacity of the furnace? -
ANSWER ✅✅✅✅2"
What device is installed to prevent a back draft occurring in an appliance? - ANSWER
✅✅✅✅Draft Hood
GIVEN: A machinery room ventilation system is to be installed. It terminates on the roof.
An outside grille is serving an air conditioning system in the penthouse. What is the
MINIMUM clearance between the discharge outlet for the vent system and the intake for
the air conditioning system? - ANSWER ✅✅✅✅20'
A chimney for residential type or low-heat appliances shall exceed at least __________
feet above the highest point where it passes through a roof of a building. - ANSWER
✅✅✅✅3
A pair of strap hangers at 2.2m spacing for a 1000 x 1000 mm duct should be
__________ . - ANSWER ✅✅✅✅25.4 x 1.31
A chimney for a low-heat appliance must withstand a continuous flue gas temperature
not exceeding __________ F°. - ANSWER ✅✅✅✅1000
A chimney for a medium-heat appliance shall extend at least __________ feet higher
than any portion of any building within __________ feet. - ANSWER ✅✅✅✅10, 25
,The termination point for a duct intended to exhaust flammable vapors shall be located
a minimum of __________ feet from any property line. - ANSWER ✅✅✅✅30
At least __________feet of clearance shall be available between the access opening
and the edge of the roof. - ANSWER ✅✅✅✅6
Outdoor air openings shall be permitted to be located less than 10 feet horizontally from
a street, alley, parking lot or loading dock, providing the openings are located not less
than __________ feet vertically above such locations. - ANSWER ✅✅✅✅25
Flat oval duct construction shall be capable of withstanding a pressure __________%
greater than that of the assigned pressure class without structural failure or permanent
deformation. - ANSWER ✅✅✅✅50
Supply and return air ducts in non-hazardous locations shall be supported at intervals of
no greater than: - ANSWER ✅✅✅✅10'
An intake ventilator measuring 14 square feet should be made of __________ ga.
material. - ANSWER ✅✅✅✅20
A draft hood is located so the relief opening is not less than _____" from any surface
except that of the appliance it serves. - ANSWER ✅✅✅✅6
A duct is permitted to penetrate three floors or less without a fire damper at each floor
as long as the duct does not exceed _____" nominal diameter. - ANSWER ✅✅✅✅4
A listed gas water heater with a draft hood and a single wall metal vent connector needs
to have how much clearance to combustible material? - ANSWER ✅✅✅✅6"
Refrigerant is rated for safety by toxicity and: - ANSWER ✅✅✅✅flammability
Given: You are running a gas line and need to boar a hole in a joist. What is the
clearance from the top to the bottom of the joist? - ANSWER ✅✅✅✅2"
The purpose of a flame safeguard on a boiler is to: - ANSWER ✅✅✅✅monitor pilot or
main burner
The maximum gas pressure that is allowed inside of a building is: - ANSWER ✅✅✅✅5
psi
At what temperature does duct work need to be insulated? - ANSWER ✅✅✅✅when it
exceeds 120°F
, The minimum clearance to combustible construction for exhaust serving a Type 1 hood
is: - ANSWER ✅✅✅✅18"
Disregarding exceptions, all boilers need a shut-off valve in the: - ANSWER
✅✅✅✅supply & return
A health club with a shower room that measures 10' x 10' and has 4 shower heads shall
have an intermittent exhaust capable of __________ CFM. - ANSWER ✅✅✅✅200
Pipe that cannot be used on the exterior of a building or underground is: - ANSWER
✅✅✅✅aluminum
If gas piping is found to be defective: - ANSWER ✅✅✅✅it must be replaced
A liquid that condenses from a gas by a reduction in temperature is called: - ANSWER
✅✅✅✅condensation
The minimum distance a floor furnace register can be from a wall is __________
inches. - ANSWER ✅✅✅✅6
What is the BTU rating of a direct vent gas fireplace? - ANSWER ✅✅✅✅80,000
What minimum passage-way width is required around a boiler? - ANSWER ✅✅✅✅18"
A listed smoke damper designed to resist the passage of smoke shall be provided at
each point a duct or air transfer opening penetrates: - ANSWER ✅✅✅✅smoke barrier
wall
26 inch round duct , positive pressure, un-reinforced long seam 4 inches W.G. can be
made of __________ gage. - ANSWER ✅✅✅✅22
Non-metallic ducts shall have a flame spread index of __________ or less and a
smoke-developed index of __________ or less. - ANSWER ✅✅✅✅25, 50
The volume of a room compared to the volume of a furnace to be installed is based on
what maximum ceiling height? - ANSWER ✅✅✅✅8'
Any variable air volume system duct of 1 inch and 1/2 inch W.G. construction class that
is upstream of the VAV boxes shall meet seal class __________. - ANSWER
✅✅✅✅C
What minimum pitch per foot is required for the horizontal run of a vent connector? -
ANSWER ✅✅✅✅1/4"
