What is the minimum height that a chimney must extend above the highest connected equipment draft hood outlet?

The minimum height that a chimney must extend above the highest connected equipment draft hood outlet is crucial for ensuring proper venting and safety in propane gas systems. Extending the chimney five feet above the draft hood outlet helps to maintain proper draft and minimize the risk of backdrafts, which can allow harmful gases to enter the living space.

The requirement for a five-foot extension ensures that the chimney is high enough to effectively release combustion gases and maintains the necessary humidity and temperature adjustments that can affect airflow. This height helps overcome any obstructions in the surrounding environment, such as buildings or trees, and promotes efficient operation of the gas-fired appliance.

By adhering to this standard, one can mitigate safety hazards associated with improper venting, protect against carbon monoxide buildup, and enhance the overall effectiveness of the propane system's exhaust. This practice is an essential part of maintaining safe and efficient propane gas installations.