20"W X 12"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 19.875"W X 13.875"H] 18" Round Duct Pipe actual front end outer dimensions

actual front end outer dimensions are approximately 34 5/8" width X 34 5/8" height

+ Product Details Size – 10"w X 10"h is the size for the duct opening measurement only

modern touch to your home

actual front end outer dimensions are approximately 30 5/8" width X 12 5/8" height

while the ingenious dial-controlled damper empowers you to effortlessly regulate airflow using your foot

20"W X 12"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 19.875"W X 13.875"H] 18" Round Duct Pipe actual front end outer dimensions+ Product Details Size 20"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 21. 875" width X 13. 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