22" X 10" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling w20h20 with actual outer dimensions of

with actual outer dimensions of 14

+ Product Details Size – 18"w X 16"h is the size for the duct opening measurement only

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

High Quality – High quality ABS plastic will never rust

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22" X 10" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling w20h20 with actual outer dimensions of+ Product Details Size 22"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 23. 875" width X 12" height. High Quality High quality steel construction, no scuff powder coat durable finish, smooth, shiny, scratch resistant, no sharp edges, 2 recessed screw holes on each side with screws included, screws same color as vent cover, easy installation. Adjustable airflow control Adjustable airflow