Hart & Cooley 9" T-Bar Collar. This sheet metal 9" round collar is designed for ceiling installed diffusers. The Hart & Cooley 9" T-Bar Collar is ideal for both residential and commercial applications. Sturdy and secure diffusers and vents are a must when it comes to high performance and safety. This T-Bar is designed give diffusers and grilles that added support.
| Product: | Air Grille and Registers |
| Manufacturer: | Hart & Cooley |
