12"W X 36"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 13.75"W X 37.75"H] Insulated Line Set If your hole is 14"

If your hole is 14" wide by 20" tall

Crafted meticulously from high-quality steel

+ Product Details Size - 8"w X 30"h is the size for the duct opening measurement only

+ Product Details Size – 24" Wooden Corner Baseboard Grille

12"W X 36"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 13.75"W X 37.75"H] Insulated Line Set If your hole is 14"+ Product Details Size 12"w X 36"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 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