16" X 8" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling 8in diameter /* slightly looser */ color:

/* slightly looser */ color: #333

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

Actual Filter Size – 23 3/4"w x 27 3/4" x 1"

+ Product Details Size – 36"w X 6"h is the size for the duct opening measurement only

16" X 8" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling 8in diameter /* slightly looser */ color:+ 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