10" BUTTERFLY DAMPER - For T-Bar, Drop Ceiling Grilles, (10" round duct opening) fixed bar even without needing to remove

even without needing to remove the thermostat

actual front end outer dimensions are approximately 27 5/8" width X 16 5/8" height

+ Product Details Size – 34"w X 30"h is the size for the duct opening measurement only

For 14" Round Duct Opening - Spiral or Flex

actual front end outer dimensions are approximately 15

10" BUTTERFLY DAMPER - For T-Bar, Drop Ceiling Grilles, (10" round duct opening) fixed bar even without needing to remove+ Product Details Size 10" 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