Round Metal Pipe Reducer & Increaser | 4" to 3" or 3" to 4 HVAC Duct Reducer or Increaser 30g Gauge | Galvanized Sheet Metal w16h16 /* more readable bullets */

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Operating Temperature – From -40°F To +248°F [-40°C To +120°C]

Its linear bar design maximizes ventilation

Crafted from robust 1680D ballistic nylon and equipped with 5 strong magnets

Round Metal Pipe Reducer & Increaser | 4" to 3" or 3" to 4 HVAC Duct Reducer or Increaser 30g Gauge | Galvanized Sheet Metal w16h16 /* more readable bullets */+ 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