Duct fittings and combinations, such as ells, tees, and reducers, are responsible for balancing airflow and equalising duct pressure. It's an air distribution box for an HVAC system's central distribution and collecting air flow unit.
Takeoffs, turning vanes, cleats, and other specialised connections can join duct trunks and pipes, which can also be terminated with angled boots. These parts work together to generate passageways that carry fresh air into your home.
Crimp one end first. For the connection, use conventional duct sections with crimped and uncrimped ends.
Insert the duct into the following piece. Place the round duct's crimped end into the uncrimped end of the next round duct.
Secure the seams using tape.
Assemble the components.
Duct Insulation Sleeve.
Flexible Duct Connector.
The most common types of duct fittings are rigid connectors, flexible connectors, and expansion joints. These three types of duct fittings provide more important features than other types like elbows and valves.