4" X 12" Modern Victorian Floor Register Grille With Dampers - Decorative Grate - HVAC Vent Duct Cover - Matte Black ceiling If your filter opening is

If your filter opening is 14" wide by 20" long

+ Product Details Size - 14"w X 12"h X 2"d (for duct opening measurement only)

heavy-duty weatherproof molded bottom that shields your tools from rust and damage

you’ll notice the immediate improvement in appearance of the mini-split

+ Product Details Size - 14"w X 24"h X 2"d (for duct opening measurement only)

4" X 12" Modern Victorian Floor Register Grille With Dampers - Decorative Grate - HVAC Vent Duct Cover - Matte Black ceiling If your filter opening is4" X 12" Is The Size For The Duct Opening (floor vent hole) Measurement Only, Actual Front End Outer Dimensions Are 5. 5" X 13. 5" SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE Solid Rigid Steel Body For Durability and Reliability With Dampers Operate able by Switch For Airflow Directional Control Premium Plated Finish and Modern Victorian Design Forming a Luxurious & Impressive Piece For Your Home Quality Packaging Carefully Shrink Wrapped With