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.

Evenly distribute air from fans and blowers throughout large spaces.

Weld flanges to equipment to start a run of duct.

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

The panels open and close by turning the knobs.

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

Save energy and increase comfort by heating and cooling only the areas that need it.

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.