According to vent connector capacity tables, what is the maximum allowed length of a vent connector per inch of connector diameter?

The correct answer reflects the guidelines set forth in standards for vent connectors, where the maximum allowable length is 112 feet per inch of connector diameter. This means that for every inch of the diameter of the vent connector, you can have up to 112 feet of vent connector length. This specification is crucial for ensuring that the venting system operates efficiently and safely, allowing proper exhaust of combustion gases without causing back pressure or incomplete combustion.

Understanding this regulation is vital for HVAC professionals to design and install venting systems correctly. If the length exceeded this amount, it could result in inadequate airflow and potentially hazardous situations. Adhering to the specified maximum length helps maintain the overall efficiency and safety of the heating system, thus preventing potential safety hazards associated with improper venting.