This aluminum foil exhaust pipe is the perfect solution for your ventilation needs! With its adjustable length and 8cm diameter, it fits a variety of exhaust fans-. Whether you're installing a new exhaust fan or replacing an-old one, this aluminum foil pipe is the perfect choice-.Its adjustable length and easy-to-use design make it a breeze to install in any space. ( Designed for homeowners and professionals alike, this exhaust pipe is a versatile tool that anyone can use. It is ideal- for kitchens, bathrooms, and other areas where ventilation is essential. Usage: widely used in air pollution, industry, household, central air conditioning, ventilation system-, subway- ventilation, semiconductor, toxic gas- exhaust, textile-, machinery- fan ventilation, ventilation, oil smoke-exhaust, smoke- exhaust of cigarette- hood in electronic factory Made of high-quality aluminum alloy, this flexible exhaust pipe features excellent heat resistance and durability. It can withstand temperatures up to 250°C and is built- to last.