Check Out This Asin For Matching T-Bar Drop-Ceiling Grille: B007CNEJZK
These are airflow control components made to connect to supply grilles of the drop ceiling, the T-Bar vent covers. See our separate listing of T-Bar Supply Grilles.
Metal Fab - A brand you can trust. Some of our best features aren't readily apparent, but you’ll appreciate the benefits over a long period of time. This grille has a high standard of design, production and finish on all products. Every part is hand inspected for quality before it is packaged, no exceptions. Heavy Gauge Steel. Heavier gauge than needed, built for durability and long life in mind, but still very thin.
Related to the 8" BUTTERFLY DAMPER - Control Your Airflow on drop ceiling grilles of 24x24 (8" round duct opening)