FRP Fiberglass Exhaust Fan (For Rooftop)The roof mounted fiberglass industrial exhaust fan is designed specifically for large and tall factories, especially suitable for roof installations. This exhaust fan is made of SMC glass fiber reinforced plastic material, ensuring durability and long service life. Its compact size makes it convenient to install on metal roofs, factory roofs, and other pre allocated spaces. In semi enclosed factories, opening the exhaust fan can effectively draw out