Transparent PU Flexible Ducting: Made of wear-resistant, flexible PU polyurethane with a thickness of 0.93mm. It is abrasion-resistant, highly puncture-resistant, and resistant to aging. It's easy to install and use in confined spaces. Cuttable: Our ducting easily folds and unfolds, allowing you to customize and cut the length to your needs. Its high flexibility allows it to maneuver around obstacles with ease. Built-in Copper-Coated Steel Wire: A built-in spiral steel wire with a 3:1 compression ratio prevents deformation. This provides enhanced support and stability. It can withstand large and small pieces of wood without puncture, and even the smallest sawdust will not leak. Heat-Resistant and solid: Temperature-resistant from -40°C to +90°C (-40°F to +194°F). Lightly insulated for effective heat retention. Effective Dust & Fume Extraction – Ideal for woodworking shops, HVAC systems, welding fumes, and industrial ventilation., Manufacturer: YBAAKZIIR