Ducting Material: High-quality aluminum (high-temperature resistant, corrosion-resistant & long-lasting); clamp material: stainless steel (rustproof, corrosion-resistant & heavy-duty)
Ducting Feature 1: Three-layer thickness (aluminum foil + PET + aluminum foil): flame-retardant coating; thermal endurance: resists temperatures ranging from -22 to 266 Fahrenheit
Ducting Feature 2: Built-in steel wire for reinforcement and long-lasting performance
Ducting Feature 3: Flexible length for exhaust fan blower / inline fan; quick and easy to set up
Applications: Perfect for heating, cooling, ventilation and exhaust in kitchens, bathrooms, grow rooms, grow tents, etc.