Round Metal Pipe Reducer & Increaser | 10" to 5" HVAC Duct Reducer or Increaser 30g Gauge | Galvanized Sheet Metal Ducting Connector is Compatible with Duct 5" Rectangular Duct Caps + Product Details Size &

+ Product Details Size & Compatibility – The 7" sheet metal 45-degree oval Flat duct angle is compatible with duct 7"

+ Product Details Size – The size 30-gauge stick-on collar is 9" and it is compatible with duct 9"

+ Product Details Size & Compatibility – The 8" round quadrant volume damper is compatible with duct 8"

+ Product Details Size - 18"w X 22"h X 2"d (for duct opening measurement only)

Round Metal Pipe Reducer & Increaser | 10" to 5" HVAC Duct Reducer or Increaser 30g Gauge | Galvanized Sheet Metal Ducting Connector is Compatible with Duct 5" Rectangular Duct Caps + Product Details Size &+ Product Details Size & Compatibilty The 10" to 5" round metal pipe reducer & increaser 30 gauge is compatible with duct 10" to 5". 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