24" X 8" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling 18" Diameter Actual Filter Size – 21

Actual Filter Size – 21 3/4"w x 11 3/4" x 1"

const content = item

+ Product Details Size – 26"w X 14"h is the size for the duct opening measurement only

margin-right: 8px

24" X 8" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling 18" Diameter Actual Filter Size – 21+ Product Details Size 24"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25. 875" width X 10" 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