8" Portable Ventilation Axial FanThis Ventilation Axial Fan is specially engineered for industrial use only, such as grow rooms, greenhouses, etc. You can use it to move the hot air from one place to another or cool the entire room or building. It has a durable steel build for long life, a protective guard for safety, a lightweight design for portability, and other great features. Durable Steel Manufacturing: This axial fan has a strong and long lasting steel build to protect against