14” Tab Collar
14” Tab Collar - This fitting is designed to create a secure transition between flat surfaces, such as a ductboard plenum, and round branch ducts or flexible ducting.
- Diameter: 14 inches.
- Material: Galvanized steel, typically 30-gauge thickness.
- Design: Features a tab-lock mechanism that allows the collar to be secured into fiberglass ductboard by bending the tabs.
- Construction: Often manufactured as a one-piece or nested unit (e.g., Crown Products 616-KD) to ensure durability and ease of installation.