12" X 12" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling w34h34 actual front end outer dimensions

actual front end outer dimensions are approximately 8

Designed with individually adjustable curved blades

+ Product Details Size - 4"w X 28"h is the size for the duct opening measurement only

Actual Filter Size – 33 3/4"w x 31 3/4" x 1"

actual front end outer dimensions are approximately 26 5/8" width X 20 5/8" height

12" X 12" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling w34h34 actual front end outer dimensions+ Product Details Size 12"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 875" width X 14" 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