10" X 8" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Supply Grille Actual Filter Size – 11

Actual Filter Size – 11 3/4"w x 27 3/4" x 1"

actual front end outer dimensions are 22" width X 6" height

actual front end outer dimensions are approximately 24 5/8" width X 32 5/8" height

actual front end outer dimensions are 19" Width X 11" Height

Actual Filter Size – 21 3/4"w x 23 3/4" x 1"

10" X 8" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Supply Grille Actual Filter Size – 11+ Product Details Size 10"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 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