Round Metal Pipe Reducer & Increaser | 10" to 4" HVAC Duct Reducer or Increaser 30g Gauge | Galvanized Sheet Metal Ducting Connector is Compatible with Duct 4" 16in diameter This 18" X 12" end

This 18" X 12" end cap is constructed with 26-gauge galvanized steel

+ Product Details Size – 25"w X 24"h is the size for the duct opening measurement only

Applications – These saddle airtight take-offs are used to transition from a round surface to a round pipe or insulated flexible duct

angle the louvers up for efficient cooling

Chemical Composition: 6% Silver - 5% Phosphorus - 80% Copper - Brazing Temperature: Solidus Temperature: 1190°F - Liquidus Temperature: 1460°F

Round Metal Pipe Reducer & Increaser | 10" to 4" HVAC Duct Reducer or Increaser 30g Gauge | Galvanized Sheet Metal Ducting Connector is Compatible with Duct 4" 16in diameter This 18" X 12" end+ Product Details Size & Compatibilty The 10" to 4" round metal pipe reducer & increaser 30 gauge is compatible with duct 10" to 4". 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