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Combustion Safety - Problem Set 1.3

  1. What is a dangerous situation where combustion products enter a building from within the combustion or venting system of a vented combustion appliance, caused by backdrafting, blockages in the vents, or leaks within the system?
  2. What is the part of a venting system that collectively ejects flue gases and other products of combustion from multiple combustion appliances to the outdoors?
  3. What are some examples of rooms within a residence that could be considered combustion appliance zones?
  4. What type of combustion appliance has been set up specifically to use only outdoor air for combustion and is able to eject all exhaust to the outdoors?
  5. What can be installed between an appliance and the venting system to create a barrier to help regulate the air pressure?