Our Galvanized Steel Start Collars provide an economical, high-performance solution for initiating new duct runs directly off supply or return air plenums. Designed for easy mounting and a tight seal, they create a reliable transition point to ensure consistent airflow throughout your HVAC network.
26-gauge galvanized steel duct board starting collar with top tabs and an attachment flange, available in 5-inch through 20-inch sizes.
Galvanized steel 20-inch dovetail start collar with integral attachment tabs for creating a round HVAC branch connection.
Galvanized steel 9-inch dovetail start collar with integral attachment tabs for creating a round HVAC branch connection.
Galvanized steel 6-inch dovetail start collar with integral attachment tabs for creating a round HVAC branch connection.
