12" X 8" 3-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White Powder-Coat actual front end outer dimensions Suitable for all AC 8in diameter 12125SDCLNGBX

actual front end outer dimensions are approximately 32 5/8" width X 16 5/8" height

+ Product Details Size – 6" x 30" or 30" x 6" is the size for the duct opening measurement only

actual front end outer dimensions are approximately 30 5/8" width X 8 5/8" height

+ Product Details Size - 36"w X 32"h is the size for the duct opening measurement only

12" X 8" 3 Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall Ceiling Register, White Powder Coat actual front end outer dimensions Suitable for all AC 8in diameter 12125SDCLNGBX actual front end outer dimensions are approximately 32 5 8" width X 16 5 8" height + Product Details Size – 6" x 30" or 30" x 6" is the size for the duct opening measurement only