28"W X 6"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 29.875"W X 7.875"H] Extruded Aluminum Ceiling Ideal for Walls & Ceilings:

Ideal for Walls & Ceilings: Designed for seamless installation in standard 6" X 6" duct openings

10" Diameter Is The Size For The Duct Opening Measurement Only

The integrated eight-tumbler lock system

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

actual front end outer dimensions are approximately 14 5/8" width X 34 5/8" height

28"W X 6"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 29.875"W X 7.875"H] Extruded Aluminum Ceiling Ideal for Walls & Ceilings:+ Product Details Size 28"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 29. 875" width X 7. 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