16" X 8" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling 8in diameter + Product Description Maximize the

+ Product Description Maximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers

+ Product Details Size - 18"w X 14"h is the size for the duct opening measurement only

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875" width X 22" height

Actual Filter Size – 33 3/4"w x 7 3/4" x 1"

16" X 8" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling 8in diameter + Product Description Maximize the+ Product Details Size 16"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 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