Round Metal Pipe Reducer & Increaser | 12" to 7" HVAC Duct Reducer or Increaser 30g Gauge | Galvanized Sheet Metal Ducting Connector is Compatible with Duct 7" Material_Anodized Aluminum actual front end outer dimensions Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

actual front end outer dimensions are approximately 28 5/8" width X 28 5/8" height

or HVAC system (actual size: 11

+ Product Details Size – 22" x 36" or 36" x 22" is the size for the duct opening measurement only

The cut could be messy and suboptimal if you try to push the issue

and hardware for a hassle-free setup

Round Metal Pipe Reducer & Increaser 12" to 7" HVAC Duct Reducer or Increaser 30g Gauge Galvanized Sheet Metal Ducting Connector is Compatible with Duct 7" Material_Anodized Aluminum actual front end outer dimensions Compatible With Duct 7in Applications This sheet metal DDAG A 1212 actual front end outer dimensions are approximately 28 5 8" width X 28 5 8" height or HVAC system (actual size: 11