‎CTDMJ 150Mm to 100Mm Reducer, Ducting Reducer 6 to 4 Inch Duct Pipe Reduction C

Manufacturer CTDMJ. Applicable temperature range: 0 ~ 110 ℃. Round pipe adapter for connecting round pipes, flexi hoses and fan pins. ✅ 【WIDE RANGE OF APPLICATIONS】 ✅ Use of ducting reducer 150mm to 100mm bend, two different caliber for a perfect connection.

eBay