aluminum ducting flexible hose

aluminum ducting flexible hose 1.Aluminum fexible duct 2.fireproof and airtight 3.compressible durable and lightweigh Low costs on transport and logistic..No special tools required for cutting or fixing.Flexible, compressible & fully "fully retardant". It is robust, durable and lightweight.The products have been tested on fire resistance Aluminum Flexible Duct Constructed of a heavy duty 3-ply, aluminum foil laminate, encapsulating a high density, corrosion resistant wire helix, forming an air tight, easy to use, quality air connector. The product comes conveniently boxed in 25 foot lengths, compressed for easy shipping and handling. It’s work perfect when in the High temperature environments for exhaust system. Very flexible, ideal for difficult installs