Understanding Flues. A flue is simply a passage for conveying exhaust gases from an appliance to the outdoors. A flue may be a duct, pipe, vent, or chimney. An unlined chimney is technically a flue, even though an unlined chimney is a fire hazard. This can cause confusion, as many view flues not just as a passage for venting, but as a safe passage for venting.
Show map of the US. Fort Ontario is a historic fort situated by the City of Oswego, in Oswego County, New York in the United States of America. It is owned by the state of New York and operated as a museum known as Fort Ontario State Historic Site.
Danger Alerts In Effect. Designated by Congress in 2008, the Niagara Falls National Heritage Area stretches from the western boundary of Wheatfield, New York to the mouth of the Niagara River on Lake Ontario, including the communities of Niagara Falls, Youngstown, and Lewiston.