10" x 4" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Floor Register / Modern Victorian + Product Details Size –

+ Product Details Size – 25"w X 26"h is the size for the duct opening measurement only

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

+ Product Details Size - 30"w X 12"h is the size for the duct opening measurement only

See our separate listing for Butterfly Dmaper to Control Airflow

10" x 4" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Floor Register / Modern Victorian + Product Details Size –+ Product Details Size 10"w X 4"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 875" width X 6" 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