22"W X 12"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 23.75"W X 13.75"H] w16h16 + Product Details Size -

+ Product Details Size - 30"w X 14"h is the size for the duct opening measurement only

Design – Rigid gauge built for durability and long life in mind

Insulation – A thick blanket of fiberglass insulation provides you with an R-Value of 8

+ Product Details Size - 24"w X 16"h is the size for the duct opening measurement only

this grill will provide the design aesthetic you're looking for

22"W X 12"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 23.75"W X 13.75"H] w16h16 + Product Details Size -+ Product Details Size 22"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 23. 75" width X 13. 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