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.
The Battle of Ticonderoga. Fort Ticonderoga is about 100 miles north of Albany, New York and is between Lake George and Lake Champlain. It was built in the year 1775 by the French to protect themselves against the British and to protect the fur trading routes.This was the first French fort to be built in North America.ort Ticonderoga is about 100 miles north of Albany, New York and is between Lake George and Lake Champlain. It was built in the year 1775 by the French to protect themselves against the British and to protect the fur trading routes.