Actual Filter Size – 19 3/4"w x 11 3/4" x 1"
Powder-Coat Finish – Never rust
With its reliable construction and sleek design
+ Product Details Size - 12"w X 18"h X 2"d (for duct opening measurement only)
actual front end outer dimensions are approximately 22 5/8" width X 42 5/8" height
20" X 20" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling Ceiling Actual Filter Size – 19+ Product Details Size 20"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 21. 875" width X 22" 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