12"W X 14"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 13.875"W X 15.875"H] 10in diameter Actual Filter Size – 31

Actual Filter Size – 31 3/4"w x 13 3/4" x 1"

actual front end outer dimensions are approximately 24 5/8" width X 24 5/8" height

Design – Fixed Hinged for easy filter change & cleaning - uses a 1" thick filter

Ideal for Walls & Ceilings: Designed for seamless installation in standard 14" X 10" duct openings

providing the flexibility to match specific ventilation requirements or personal comfort levels

12"W X 14"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 13.875"W X 15.875"H] 10in diameter Actual Filter Size – 31+ Product Details Size 12"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 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