This ventilation hose is the ideal replacement part for your exhaust air system, such as an extractor bonnet or air conditioning system. Durable and flexible: The ventilation hose consists of a 2-layer aluminium foil and steel wire, which ensure high temperature resistance and good airtightness. The hose is also robust and can be flexibly expanded and compressed. Can be cut to size: The ventilation hose can be cut to the desired length according to your needs. Wide range of applications: This exhaust air hose is mainly used for air circulation and ventilation, making it ideal for greenhouses, toilets, bathrooms and other damp rooms, offices, workshops and garages.