40"W X 16"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 41.875"W X 17.875"H] w36h36 High Quality – High quality

High Quality – High quality steel construction

+ Product Details Size – 18"w X 10"h is the size for the duct opening measurement only

with actual outer dimensions of 24

with actual outer dimensions of 32

+ Product Details Size - 20"w X 16"h X 2"d (for duct opening measurement only)

40"W X 16"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 41.875"W X 17.875"H] w36h36 High Quality – High quality+ Product Details Size 40"w X 16"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 41. 875" width X 17. 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