Round Metal Pipe Reducer & Increaser | 6" to 4" HVAC Duct Reducer or Increaser 30g Gauge | Galvanized Sheet Metal Ducting Connector is Compatible with Duct 4" Adjustable Return 75" Width X 15 Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

75" Width X 15

actual front end outer dimensions are approximately 32 5/8" width X 38 5/8" height

actual front end outer dimensions are approximately 12 5/8" width X 32 5/8" height -

actual front end outer dimensions are approximately 22 5/8" width X 38 5/8" height

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

Round Metal Pipe Reducer & Increaser 6" to 4" HVAC Duct Reducer or Increaser 30g Gauge Galvanized Sheet Metal Ducting Connector is Compatible with Duct 4" Adjustable Return 75" Width X 15 Compatible With Duct 7in Applications This sheet metal DDAG A 1212 75" Width X 15 actual front end outer dimensions are approximately 32 5 8" width X 38 5 8" height