12" X 6" [Duct Opening] 1-Way Air Vent Adjustable Aluminum Curved Blades Integral Multi-Shutter Damper HVAC Diffuser [Outer Dimensions: 13.75"W X 7.75"H] Outdoor Vent Covers actual front end outer dimensions

actual front end outer dimensions are approximately 14 5/8" width X 30 5/8" height

this piece is the perfect touch of class you need to add to your decor

Actual Filter Size – 25 3/4"w x 35 3/4" x 1"

Actual Filter Size – 13 3/4"w x 15 3/4" x 1"

this grille offers a seamless blend of functionality and aesthetics

12" X 6" [Duct Opening] 1-Way Air Vent Adjustable Aluminum Curved Blades Integral Multi-Shutter Damper HVAC Diffuser [Outer Dimensions: 13.75"W X 7.75"H] Outdoor Vent Covers actual front end outer dimensions+ Product Details Size 12"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are 13. 75" width X 7. 75" height. Design Individually adjusting curved blades. Multi shutter damper with handle operator to adjust air flow. Screws Included High Quality Aluminum The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant, beautiful, and smooth surface, adds a