Exhaust Fans By A-KARCK

• DUCT CONNECTOR: Used to connect two air ducts of different diameter to create a seamless ventilation system duct.
• THICK & DURABLE: Manufacture with galvanized steel, high-quality surface treatment, no burrs or nicks.
• EASY FITTING: Outside diameter: 4.9 inch and 3.9 inch. The connection can be fastened by using montage glue, tape or steel clips.
• LESS MAINTENANCE: Can prevent corrosion caused by moisture, use longer, and require less maintenance.
• FUNCTION: Paired with exhaust fans and dust collection units to adapt them to smaller. Also suitable for tumble dryers, cooker hood or any type of exhaust system.

• Small diameter: 2" ID (Fits 2" outer diameter pipe)
• Large diameter: 2.5" ID (Fits 2.5" outer diameter pipe)
• The overall length is 4 inch and the thickness is 1.5mm
• Made of 304 stainless steel, welds to two concentric pipes of different diameters can form a tight seal against leaks.
• The adapter eliminates the gap and achieves a nice transition from 2" to 2.5". (Please check the detailed size before purchasing)

• Made of 304 Stainless Steel
• No rust

• 4" ID EXHAUST TIP: 4" inlet 6" outlet 12" overall length exhaust tip universal fits 4" OD tailpipe.