16" X 4" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling fixed bar + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size - 30"w X 24"h is the size for the duct opening measurement only

+ Product Details Size – 6"w X 10"h is the size for the duct opening measurement only

+ Product Details Size - 24"w X 14"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 27 5/8" width X 36 5/8" height

Actual Filter Size – 19 3/4"w x 24 3/4" x 1"

16" X 4" ADJUSTABLE AIR SUPPLY DIFFUSER HVAC Vent Duct Cover Sidewall or Ceiling fixed bar + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 30"w X 24"h is the size for the duct opening measurement only + Product Details Size – 6"w X 10"h is the size for the duct opening measurement only