Crapyt Duct Connector Flange Metal Fan Duct Ventilation 1 PCS Black 3 inch 75mm Heating Cooling with Screws for Pipe Tube Cooling Shroud Bathroom Kitchen Workshop Office Dryer Fan Hydroponics

Please notice the size in detail before purchasing.
For your reference,the detail size as attached below picture,and the allowable range of data errors by manual measurement is about 1-2mm.

Galvanized Sheet
Package Include:1×Duct Connector with Mounting Screws;Height:48mm/1.89″,Suitable Pipe Diameter:75mm/2.95″
Premium Galvanized Sheet,Heat-resisted,Sturdy,Durable
Modern Simple Nornic Style
Wide usage:Tumble Dryer,Extractor Fan,Hydroponics,Cooker Hood;Bathroom Kitchen Workshop Office