20" X 12" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling w25h25 + Product Details Size –

+ Product Details Size – 8"w X 8"h is the size for the duct opening measurement only

provides a modern look and quiet operation due to its half-inch by half-inch cube design

High Quality – Rigid aluminum construction with counter-sunk screw holes (screws included) and no sharp edges

complete with a set of sponge gasket and mounting frame

line-height: 22px

20" X 12" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling w25h25 + Product Details Size –+ Product Details Size 20"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 21. 75" width X 13. 75" 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