24" X 4" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Compatible with Duct 6" and lay it flat in

and lay it flat in the grid

For 8" Round Duct Opening - Spiral or Flex

But they are also the most visible representation of you air system

+ Product Details Size – 10"w X 6"h is the size for the duct opening measurement only

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24" X 4" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Compatible with Duct 6" and lay it flat in+ Product Details Size 24"w X 4"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25. 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