Round Metal Pipe Reducer & Increaser | 4" to 3" or 3" to 4 HVAC Duct Reducer or Increaser 30g Gauge | Galvanized Sheet Metal Brazing Solder Rods + Product Details Size -

+ Product Details Size - 8"w X 20"h X 2"d (for duct opening measurement only)

+ Product Details Size - 30"w X 8"h Is The Size For The Duct Opening Measurement Only

The total outer size of this grille is the listed size plus plus 2 and 5/8"

+ Product Description If you are looking for a good quality Galvanized Steel Duct to enhance your project look no further than HVAC Premium

85" width X 13

Round Metal Pipe Reducer & Increaser | 4" to 3" or 3" to 4 HVAC Duct Reducer or Increaser 30g Gauge | Galvanized Sheet Metal Brazing Solder Rods + Product Details Size -+ Product Details Size & Compatibilty The 4" to 3" round metal pipe reducer & increaser 30 gauge is compatible with duct 4" to 3". Made in the USA Premium Quality Our galvanized ducting connector is made of high quality galvanized sheet metal. Applications Reducers transition ducts from larger to smaller sizes and ensure smooth, continuous airflow. + Product Description The HVAC Premium Round Metal Pipe Reducer & Increaser is crafted from high quality