24" X 8" Baseboard Return Air Grille - HVAC Vent Duct Cover - 7/8" Margin Turnback For Flush Fit With Baseboard Work - White Material_Steel + Product Details Size -

+ Product Details Size - 26"w X 36"h X 2"d (for duct opening measurement only)

1/2” - 3119 PSI

This aluminum adjustable louvered garage vent allows air ventilation and circulation in your garage 24 hours a day

+ Product Details Size – 18"w X 18"h is the size for the duct opening measurement only

24" X 8" Baseboard Return Air Grille - HVAC Vent Duct Cover - 7/8" Margin Turnback For Flush Fit With Baseboard Work - White Material_Steel + Product Details Size -+ Product Details Size 24"w X 8"h Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 25. 75" Width X 9. 75" Height SEE BELOW IN DESCRIPTION How To Measure A Grille Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was just waxed. High Quality Easy unrestricted airflow for your HVAC system 7 8" margin turnback. Carefully Shrink Wrapped With cardboard backing to prevent damage in shipment