6" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling RV Mobile Home + Product Details Size -

+ Product Details Size - 22"w X 18"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 16 5/8" width X 30 5/8" height

+ Product Details Size – 32"w X 25"h is the size for the duct opening measurement only

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

rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included)

6" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling RV Mobile Home + Product Details Size -+ Product Details Size 6"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7. 875" width X 8" 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