No need for clamps or connectors—duct and fittings have a male end that is slightly smaller than its female end for simple assembly.

Fittings have gaskets which create a tight seal—you don't need to seal joints with coating or tape.

At about half the height, this oval duct fits in tighter spaces than round and rectangular duct.

Weld flanges to equipment to start a run of duct.

In the event of a fire, these dampers automatically stop airflow through duct.

Also known as barometric dampers, these dampers improve furnace performance by automatically opening and closing to maintain consistent airflow despite changing environmental conditions.

These dampers regulate airflow.

The panels open and close by turning the knobs.

Built to withstand temperatures up to 1000° F, these vent pipes and fittings are for use with boilers, furnaces, stoves, and other equipment that is fired by coal, gas, oil, propane, or wood.

The expanded mesh on these vent caps provides spark protection.