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.
Driving Directions. Page Content. Fort Drum is located in northern New York's picturesque North Country. It is approximately 30 miles from Canada, with the Great Lakes to the west, the Adirondack Mountains to the east, and the Saint Lawrence River and Thousand Islands to the north. From the west: Interstate 81 Exit 48A, Merge onto I-781.