18"W X 10"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 19.875"W X 11.875"H] Adjustable Return Made of strong ABS plastic

Made of strong ABS plastic

+ Product Details Size - 4"w X 12"h is the size for the duct opening measurement only

it ensures long-lasting performance in both residential and commercial settings

The premium durable material guarantees that they will never rust or wear through

18"W X 10"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 19.875"W X 11.875"H] Adjustable Return Made of strong ABS plastic+ Product Details Size 18"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 19. 875" width X 11. 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