Round Metal Pipe Reducer & Increaser | 4" to 3" or 3" to 4 HVAC Duct Reducer or Increaser 30g Gauge | Galvanized Sheet Metal Color_Red Oak Wood Flexible Joint - Immediately Improves

Flexible Joint - Immediately Improves the appearance of mini-split

Made of high-quality PE material with inner black liner

Copper coil line set fits most ductless mini split air conditioners

+ Product Details Size – 28" x 32" or 32" x 28" is the size for the duct opening measurement only

+ Product Details Size - 28"w X 22"h is the size for the duct opening measurement only

Round Metal Pipe Reducer & Increaser | 4" to 3" or 3" to 4 HVAC Duct Reducer or Increaser 30g Gauge | Galvanized Sheet Metal Color_Red Oak Wood Flexible Joint - Immediately Improves+ 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