28"W X 14"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 29.875"W X 15.875"H] RV Mobile Home + Product Details Size -

+ Product Details Size - 24"w X 18"h X 2"d (for duct opening measurement only)

The grille features counter-sunk screw holes that prevent paint from peeling during installation

+ Product Details Size – 24"w X 26"h is the size for the duct opening measurement only

+ Product Description Upgrade your HVAC system with our 4" Round Air Vent Supply Grille

Actual Filter Size – 13 3/4"w x 24 3/4" x 1"

28"W X 14"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 29.875"W X 15.875"H] RV Mobile Home + Product Details Size -+ Product Details Size 28"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 29. 875" width X 15. 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