18"W X 18"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 19.875"W X 19.875"H] w30h30 + Product Details Size -

+ Product Details Size - 6"w X 26"h X 2"d (for duct opening measurement only)

Design – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%

Actual Filter Size – 25 3/4"w x 17 3/4" x 1"

Ideal for Walls & Ceilings: Designed for seamless installation in standard 10" X 10" duct openings

Transform your space's exterior with our reliable and stylish louvers today

18"W X 18"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 19.875"W X 19.875"H] w30h30 + Product Details Size -+ Product Details Size 18"w X 18"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 19. 875" width X 19. 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