Venting Gas Furnace Through Chimney

Traditional gas fired forced air furnaces produce hot combustion exhaust gasses and therefore need metal vent pipes or chimneys.

Venting gas furnace through chimney.

The vent pipe or flue is a vital component of the furnace that transmits emissions from the combustion process out of the building. Ameri vent chimney liner kits are designed to allow you to easily line masonry chimneys. The exhaust system typically uses metal venting often routed into a chimney stack to exhaust the combustion gases created in the furnace fire chamber. A conventional natural gas furnace will vent the dangerous combustion gases through a simple vertical exhaust system that is attached to the furnace.

For many homes a gas furnace is the preferred heating device it has proven to be an efficient and reliable way of meeting household heating needs over the years. As well as those suitable for category i gas fired appliances with b vent or appliances with a draft hood. Refer to figure 2. You should know how to vent a gas furnace and get rid of the harmful gases for the health and safety of anyone living in your building.

Proper furnace water heater venting is an extremely important issue which depends on the performance of the house chimney chimney flue or other exhaust assemblies. Kits in this category include those designed for natural draft appliances using gas oil or wood. Of the vent plus the furnace input and efficiency are factors affecting the temperature of the flue gases. Consequences of improperly assembled vent pipes problematic chimney flue deteriorating chimney walls can be sometimes fatal fire and carbon.

Two cases which can cause poor venting are the oversizing of the vent or reducing the. When venting two appliances separately into a common chimney always install the smaller flue pipe appliance with lowest gph input at a higher point into the chimney than the larger flue pipe for the appliance with the largest gph input. The conditions explained in this post also apply to the wood burning appliances. Higher btuh furnaces produce higher flue gas temperatures.

The area around the flue piping should be sealed where it enters the chimney.