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2027 International Fuel Gas Code

Chapter 5Chimneys And Vents

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Question 1 1.

Which code regulates the construction, repair, maintenance, and approval of masonry chimneys serving gas-fired appliances?

Question 2 2.

When connecting an appliance to a chimney flue serving a fireplace, what must be provided below the point of connection to prevent room air from entering the flue?

Question 3 3.

An appliance is proposed to be connected to a flue serving a factory-built fireplace. Under what condition is this installation permitted?

Question 4 4.

A contractor installs a booster-type water heater in a commercial kitchen for a dishwasher sanitizing rinse. To be exempt from venting, the draft hood must be unaltered and positioned at what minimum clearances from any surface other than the appliance?

Question 5 5.

A commercial facility contains unvented gas appliances. At what aggregate input rating threshold per room volume must one or more appliances be provided with a venting system?

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