12" BUTTERFLY DAMPER - For T-Bar, Drop Ceiling Grilles, (12" round duct opening) Fixed Blades + Product Details Size &

+ Product Details Size & Compatibility – The size of the side round ceiling box is 8" X 8" X 6" and it is compatible with duct 6"

+ Product Details Size – 12" X 4" is the opening (vent hole) dimension - actual size is approx

Application – The HVAC Premium condensate removal tank is made and designed to automatically pump condensate water produced by A/C units

+ Product Details Compatible replacement for WC‑15 series speed controllers

12" BUTTERFLY DAMPER - For T-Bar, Drop Ceiling Grilles, (12" round duct opening) Fixed Blades + Product Details Size &+ 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