12" X 14" or 14" x 12" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 13.75 X 15.75] 25 Feet Long + Product Description Introducing HVAC

+ Product Description Introducing HVAC Premium's Aluminum Adjustable Return Grill – the key to enhanced air control and energy efficiency

+ Product Details Size – 36"w X 6"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 10" x 18" or 18" x 10" duct opening (measured at the opening)

Maximize airflow in your unit with the HVAC Premium MERV 2 HVAC Filter

12" X 14" or 14" x 12" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 13.75 X 15.75] 25 Feet Long + Product Description Introducing HVAC+ Product Details Size 12"w X 14"h or 14" x 12" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" width X 15. 75" height. High Quality High grade steel construction meant for high foot traffic areas. Installation Location Floor. Design Easy drop in installation. Powder Coat Finish Smooth, shiny, scratch resistant, with no sharp edges. Looks like it was just waxed. Quality Packaging Carefully