Browse metal ductwork for your HVAC system at F.W. Webb. Installing metal ductwork is an easy and convenient way to improve the longevity of your system. The ductwork's lightweight and non-porous material makes for accessible and straightforward installation and maintenance. Connect HVAC piping to heating and cooling vents with a duct boot; use a trunk duct as the main distribution center in the system, and pair it with an HVAC duct collar to extend or split the vents; find duct boxes to intake and distribute air; change airflow direction with flat and vertical elbow ducts. Explore high-quality metal ductwork and additional components at F.W. Webb from Northeast Metals or our Metal Fabrication shop in Haverhill, MA to complete a home or commercial HVAC system.