Flue vs. Flew — What's the Difference?

A flue is a duct, pipe, or opening in a chimney for conveying exhaust gases from a fireplace, furnace, water heater, boiler, or generator to the outdoors. Historically the term flue meant the chimney itself.

Past tense of fly1.

A duct for smoke and waste gases produced by a fire, a gas heater, a power station, or other fuel-burning installation

(chiefly plural) The thick, dangling upper lip of certain breeds of dog, or the canine equivalent of the upper lip.

A pipe, tube, or channel for conveying hot air, gas, steam, or smoke, as from a furnace or fireplace to a chimney.

Shallow; flat

An organ pipe sounded by means of a current of air striking a lip in the side of the pipe and causing the air within to vibrate. Also called labial.

The lipped opening in such a pipe.

A fishing net.

A pipe or duct that carries gaseous combustion products away from the point of combustion (such as a furnace).

An enclosed passageway in which to direct air or other gaseous current along.

A woolly or downy substance; down, nap; a piece of this.

In an organ flue pipe, the opening between the lower lip and the languet.

An inclosed passage way for establishing and directing a current of air, gases, etc.; an air passage

In an organ flue pipe, the opening between the lower lip and the languet.

Light down, such as rises from cotton, fur, etc.; very fine lint or hair.

Flat blade-like projection on the arm of an anchor

Organ pipe whose tone is produced by air passing across the sharp edge of a fissure or lip

A conduit to carry off smoke