12" X 12" [Duct Opening] 3-Way Air Vent Adjustable Aluminum Curved Blades Integral Multi-Shutter Damper HVAC Diffuser [Outer Dimensions: 13.75"W X 13.75"H] Grilles this guard is designed to

this guard is designed to provide maximum protection against tampering while maintaining a clean and professional appearance

+ Product Details Size - 26"w X 32"h is the size for the duct opening measurement only

This grill comes in four different designs

actual front end outer dimensions are approximately 18 5/8" width X 18 5/8" height

screws same color as vent cover

12" X 12" [Duct Opening] 3-Way Air Vent Adjustable Aluminum Curved Blades Integral Multi-Shutter Damper HVAC Diffuser [Outer Dimensions: 13.75"W X 13.75"H] Grilles this guard is designed to+ Product Details Size 12"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are 13. 75" width X 13. 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