6"W X 36"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 7.75"W X 37.75"H] Color_R-8.0 Pink Ideal for Walls & Ceilings:

Ideal for Walls & Ceilings: Designed for seamless installation in standard 16" X 12" duct openings

+ Product Details Size - 30"w X 18"h X 2"d (for duct opening measurement only)

+ Product Description Introducing the 3-coned supply grille for a T-bar lay-in

+ Product Details Perfect Fit & Easy Sizing - Designed for a 18" x 26" OR 26" x 18" duct opening (measured at the opening)

unrestricted airflow with a precise 50° angled design

6"W X 36"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 7.75"W X 37.75"H] Color_R-8.0 Pink Ideal for Walls & Ceilings:+ Product Details Size 6"w X 36"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7. 75" width X 37. 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 waxed.