Duct Hose with MultiLayer Protection Enhanced durability with multiple protective layers: Two layers of PET for a smoother inner surface, reducing air resistance and minimizing noise. Two thickened aluminum foil layers for flame resistance. Reinforced thick steel wire coil for flexible expansion and contraction, increasing lifespan. Thick PVC outer layer for sealing and shading, preventing tears and pinholes. quality aluminum construction: Built from thickened aluminum foil for strength and flexibility. Dual aluminum layers improve softness while achieving flameretardant performance. Heatresistant design withstands temperatures from 30°C to 150°C (22°F to 302°F). PVC outer layer: Manufactured with advanced technology for exceptional sealing and shading. Flexible, antitear, and pinholeresistant properties for longterm reliability indoors or outdoors. resistance to temperatures and corrosion. Includes two rustresistant stainless steel clamps for secure installation. Versatile application: Ideal for bathroom ventilation, effectively removing moisture and odors. Suitable for HVAC systems and kitchen exhaust fans to improve air circulation. for greenhouses and grow tents, managing intake, exhaust, and lamp cooling. Effective for dryer venting and portable air conditioners. Performance and compatibility: Designed for efficient airflow with reduced noise. Flexible hose structure allows for easy installation and positioning. Compatible with a wide range of ventilation and exhaust setups. This duct hose combines strength, flexibility, and performance materials to deliver reliable air transfer for multiple environments, ensuring safe operation and long service life.