Burning wood and wood products such as pellets create carbon monoxide that’s poisonous to humans and pets. Pellet stoves need to vent to the outside through an approved vent or chimney to expel the exhaust.

A chimney without a liner is not recommended. Chimney liners protect the surrounding structure from heat, reducing the risk of fire or structural damage. Just as important, liners prevent carbon monoxide and other toxic gases from leaking into your abode by guiding smoke and gases out more effectively. Remember, installing a liner ensures safety and extends the life of your chimney.

The main difference between an outdoor wood furnace versus an outdoor wood boiler is what each appliance is heating. An outdoor wood furnace burns wood to create heat, which warms the air and moves it through the ducts in your home. An outdoor wood boiler uses the heat from burning wood to warm water, which goes through pipes to radiators in the home.

Fireplace inserts have several potential disadvantages. The cost of the insert and its installation can be a significant investment, as the process can be complicated and expensive, particularly if modifications to the existing fireplace are necessary. Aesthetically, some people find that inserts lack the traditional look and authentic ambiance of an open, crackling fire. There are also ongoing costs for maintenance, cleaning, and fuel. Fuel type can be a limitation; for example, an insert may be unusable if you don't have access to its specific fuel source. Maintenance and repairs can also require specialized services, especially for gas or electric models. Finally, while an insert is more efficient than an open fireplace, it may not heat a home as evenly as a central HVAC system.