+ Product Details Size - 16"w X 6"h is the size for the duct opening measurement only
providing comfort and control
actual front end outer dimensions are approximately 18 5/8" width X 34 5/8" height
Its polished pre-finish gloss varnish not only adds to its appeal but also ensures easy installation
+ Product Details Size – 20"w X 18"h is the size for the duct opening measurement only
14" x 10" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Grilles + Product Details Size -+ Product Details Size 14"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 875" width X 12" 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