14" X 14" Baseboard Return Air Grille - HVAC Vent Duct Cover - 7/8" Margin Turnback For Flush Fit With Baseboard Work - White Powder Coated + Product Details Size -

+ Product Details Size - 12"w X 36"h X 2"d (for duct opening measurement only)

Multi-shutter damper with easy lever for precise airflow control

Easy to install and durable

Actual Filter Size – 11 3/4"w x 5 3/4" x 1"

+ Product Details Size - 36"w X 28"h is the size for the duct opening measurement only

14" X 14" Baseboard Return Air Grille - HVAC Vent Duct Cover - 7/8" Margin Turnback For Flush Fit With Baseboard Work - White Powder Coated + Product Details Size -+ Product Details Size 14"w X 14"h Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 15. 75" Width X 15. 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