8" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling - Black 10" Round Duct Pipe Actual Filter Size – 24

Actual Filter Size – 24 3/4"w x 5 3/4" x 1"

Universal Fit – Measures 6" wide x 3-1-13/16" high x 3-1/8" deep

Actual Filter Size – 19 3/4"w x 15 3/4" x 1"

+ Product Details Size - 8"w X 20"h is the size for the duct opening measurement only

8" X 6" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling - Black 10" Round Duct Pipe Actual Filter Size – 24+ Product Details Size 8"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9. 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