28"W X 24"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 29.75"W X 25.75"H] Fixed Blades with Damper actual front end outer dimensions

actual front end outer dimensions are approximately 15

+ Product Details Size - 10"w X 36"h is the size for the duct opening measurement only

Complies with industry standards of USA: ASTM D-882

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 30" OR 30" X 14" duct opening (measured at the opening)

28"W X 24"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 29.75"W X 25.75"H] Fixed Blades with Damper actual front end outer dimensions+ Product Details Size 28"w X 24"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 29. 75" width X 25. 75" height. Design Easy unrestricted airflow for your HVAC system 50 angled to provide maximum airflow. High Quality Solid stamped steel with counter sunk screw holes (screws included) and no sharp edges. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was just