12" BUTTERFLY DAMPER - For T-Bar, Drop Ceiling Grilles, (12" round duct opening) snips 75"H – fits a 8"

75"H – fits a 8" X 6" duct opening

purposes with tumbler lock & key (2 keys included) and can be installed on drywall

Use this product when needing to cover a part of your HVAC system that is placed in a corner or tight space

Actual dimensions: 19

enhancing the overall performance of your HVAC ducting system

12" BUTTERFLY DAMPER - For T-Bar, Drop Ceiling Grilles, (12" round duct opening) snips 75"H – fits a 8"+ Product Details Size 12" round duct opening Heavy Gauge Steel Heavier gauge than needed, built for durability and long life in mind, but still very thin. Installation Location Ceiling. Design This airflow control component are made to connect to a drop ceiling lay in diffuser grille. Powder Coat Finish smooth, shiny, scratch resistant, beautiful. Looks like it was just waxed. + Product Description Introducing the 6" Butterfly Damper Your Solution