Flexible Duct Connector GT Flexible Duct Connector is connected by galvanized steel sheet, fabric and galvanized steel sheet again. They can make sure the simple, convenient, and fast connection between two hard ducts. As long as the galvanized steel sheet pre-bent into the required shape, you can use tapping screws or self-plugging rivet to fasten them.GT Flexible Duct Connector ,its material can be different kinds of fabric such as: silicone, fluororesin, synthetic rubber and canvas. Each kind has its quality and specific use.GT flexible duct connector ,especially for the special products, we use a variety of distinct processes and modern Wulstumlage joint technology, etc. Simple Wulstumlage joint technology has been used in the similar products.GT flexible duct connector use four layers to join the Wulstumlage in its production process.Double-sided Wulstumlage joint treatment makes the joint of galvanized steel sheet and fabric denser and more securely. All kinds of shockproofing can be made in this way.