12"W X 18"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 13.75"W X 19.75"H] Color_Anodized Aluminum Rust-Free Aluminum - Made from

Rust-Free Aluminum - Made from strong

+ Product Details Perfect Fit & Easy Sizing - Designed for a 12" x 10" or 10" x 12" duct opening (measured at the opening)

+ Product Details Size – 16"w X 12"h is the size for the duct opening measurement only

and virtually anywhere you would need a condensate removal tank

our grill boasts an impressive 96% airflow capacity

12"W X 18"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 13.75"W X 19.75"H] Color_Anodized Aluminum Rust-Free Aluminum - Made from+ Product Details Size 12"w X 18"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" width X 19. 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