18"W X 30"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 19.75"W X 31.75"H] 18" Diameter Upgrade your HVAC system with

Upgrade your HVAC system with a high-quality aluminum return grille designed for a clean

+ Product Details Size – 12"w X 24"h is the size for the duct opening measurement only

+ Product Spec Sheet Corner Baseboard Grille Spec Sheet

order a 20x14 grille

18"W X 30"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 19.75"W X 31.75"H] 18" Diameter Upgrade your HVAC system with+ Product Details Size 18"w X 30"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 19. 75" width X 31. 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