24"W X 18"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 25.875"W X 19.875"H] w12h12 + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 8" x 14" or 14" x 8" duct opening (measured at the opening)

75"H – fits a 20" X 10" duct opening

Its locking eight-tumbler mechanism and supplied key safeguard your thermostat from tampering

allowing unrestricted airflow for optimal HVAC performance

+ Product Details Size – 6" x 16" or 16" x 6" is the size for the duct opening measurement only

24"W X 18"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 25.875"W X 19.875"H] w12h12 + Product Details Perfect Fit+ Product Details Size 24"w X 18"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25. 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