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] Grille Mounted with a frame and

Mounted with a frame and bayonet joint

Easy clean Healthy air flow for your HVAC system - noise free components

+ Product Details Size – 32"w X 36"h is the size for the duct opening measurement only

+ Product Details Size – 18" Wooden Corner Baseboard Grille

4" X 14" Is The Size For The Duct Opening (floor/vent hole) Measurement Only

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] Grille Mounted with a frame and+ 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