14" X 14" [Duct Opening] 3-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 15.75"H] Compatible With Duct 12in + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size - 34"w X 24"h is the size for the duct opening measurement only

12" x 3" Decorative Wood Air Vent HVAC Duct Cover Grille - Polished Finish Red Oak Wood - 2-Way Air Direction

+ Product Details Size - 4"w X 30"h is the size for the duct opening measurement only

+ Product Details Size – 20"w X 28"h is the size for the duct opening measurement only

Ideal for Walls & Ceilings: Designed for seamless installation in standard 14" X 4" duct openings

14" X 14" [Duct Opening] 3 Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 15.75"H] Compatible With Duct 12in + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 34"w X 24"h is the size for the duct opening measurement only 12" x 3" Decorative Wood Air Vent HVAC Duct Cover Grille Polished Finish Red Oak Wood 2 Way Air Direction