8"W X 34"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 9.75"W X 35.75"H] Powder-Coated High Quality Copper Coil Meets/Beats

High Quality Copper Coil Meets/Beats ASTM B280 Standard for Air Conditioning and Refrigeration (Made From C12200 - 99

By means of the smooth surface

+ Product Details Size – 12" X 4" is the size for the duct opening (floor/vent hole) measurement only

+ Product Details Size - 8"w X 22"h is the size for the duct opening measurement only

3/4” - 2981 PSI

8"W X 34"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 9.75"W X 35.75"H] Powder-Coated High Quality Copper Coil Meets/Beats+ Product Details Size 8"w X 34"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9. 75" width X 35. 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.