16"W X 12"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 17.875"W X 13.875"H] Blade Universal Fit – Measures 6-1/4"

Universal Fit – Measures 6-1/4" wide x 4-3/4" high x 3" deep

+ Product Details Perfect Fit & Easy Sizing - Designed for a 34" x 10" Or 10" x 34" duct opening (measured at the opening)

+ Product Details Size - 22"w X 36"h X 2"d (for duct opening measurement only)

Design – This airflow control component are made to connect to a drop ceiling lay-in diffuser grille

75" width X 17

16"W X 12"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 17.875"W X 13.875"H] Blade Universal Fit – Measures 6-1/4"+ Product Details Size 16"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 875" width X 13. 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