24" X 20" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Aluminum Bar + Product Details Size -

+ Product Details Size - 25"w X 12"h is the size for the duct opening measurement only

featuring a 6" round duct opening

actual front end outer dimensions are approximately 27 5/8" width X 27 5/8" height

actual front end outer dimensions are approximately 20 5/8" width X 22 5/8" height

24" X 20" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Aluminum Bar + Product Details Size -+ Product Details Size 24"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25. 875" width X 22" 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