30"W X 40"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 31.875"W X 41.875"H] Color_R-4.2 Yellow Dimensions With Outer End are

Dimensions With Outer End are 13

Actual Filter Size – 23 3/4"w x 17 3/4" x 1"

actual front end outer dimensions are approximately 30 5/8" width X 32 5/8" height

+ Product Details Perfect Fit & Easy Sizing - Designed for a 16" x 6" OR 6" X 16" duct opening (measured at the opening)

Whether you're restoring an old Victorian or craftsman style home

30"W X 40"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 31.875"W X 41.875"H] Color_R-4.2 Yellow Dimensions With Outer End are+ Product Details Size 30"w X 40"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 31. 875" width X 41. 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