16"W X 24"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 17.875"W X 25.875"H] Material_Aluminum 2 recessed screw holes on

2 recessed screw holes on each side with screws included

If you are looking to enhance your project with a top-of-the-line unit

actual front end outer dimensions are approximately 20 5/8" width X 14 5/8" height -

+ Product Details Perfect Fit & Easy Sizing - Designed for a 18" x 8" OR 8" X 18" duct opening (measured at the opening)

16"W X 24"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 17.875"W X 25.875"H] Material_Aluminum 2 recessed screw holes on+ Product Details Size 16"w X 24"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 875" width X 25. 875" height. High Quality High quality aluminum with counter sunk screw holes (screws included) and no sharp edges. Design Unrestricted airflow For Your HVAC system noise free components no vibrating louvers etc. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was