Gas Fitter Practice · Question
According to CSA B149.1, what is the maximum length for an appliance vent connector serving a single appliance with a draft hood?
The length of a single-appliance vent connector with a draft hood should not exceed 75% of the total height of the chimney or vent stack.
Start free practice for Gas Fitter Practice
200 questions · no signup required · 40 free questions per day
Question: According to CSA B149.1, what is the maximum length for an appliance vent connector serving a single appliance with a draft hood?
Answer options:
- 5 feet (1.5 m)
- 10 feet (3 m) ✅ 75% of the height of the chimney
- 100% of the height of the chimney
Correct answer: 75% of the height of the chimney
Explanation: The length of a single-appliance vent connector with a draft hood should not exceed 75% of the total height of the chimney or vent stack.
Start free practice for Gas Fitter Practice
200 questions · no signup required · 40 free questions per day
More about Gas Fitter Practice
Related Questions
- What is the maximum allowed pressure for a propane system supplying a residential appliance?
- When installing a gas outdoor appliance, what is the minimum required clearance from an opening into a buildin
- Which code specifies the requirements for the installation of propane-burning appliances and equipment?
- What is the maximum allowed pressure drop for gas piping within a building, from the point of delivery to the
- Which of the following is the primary purpose of a drip leg (sediment trap) in a gas piping system?
- What is the minimum air-to-gas ratio required for complete combustion of natural gas?
More for Gas Fitter Practice candidates
Practice tests
Question explanations
- What is the maximum allowed pressure for a propane system supplying a residential appliance?
- When installing a gas outdoor appliance, what is the minimum required clearance from an opening into a buildin
- Which code specifies the requirements for the installation of propane-burning appliances and equipment?
- What is the maximum allowed pressure drop for gas piping within a building, from the point of delivery to the
Ready to practice?
Free, no signup required. Build a wrong-question list as you go.
Start Free Gas Fitter Practice Practice →Related courses
Other Canadian certifications candidates often prepare for alongside this one.