Tel: 86-534-2585111 Fax: 86-534-2585111 Mobile: 86- URL: E-mail: Air Cooler Fan Aerosa manufactures air cooler fan according to the national technical standard GB/T15386-1994, GB/T 13274-91. this kind of air cooler fan has many advantages such as more wind volume, lower noise, anticorrosion, high strength, install convenient etc, widely installed in the air cooler in the industry such as petroleum , chemical, metallurgical , electricity power. Ventilate type includes: blast and exhaust. Wind adjust type includes: automatic or by hand adjust angle without stop, adjust angle when stop and frequency conversion. Structure includes b, c, e, f, g, h, k, n and q. Blade type includes TB, TC, HK and TW, diameter is from 1.8 meter to 12 meter, made of composites (FRP or GRP) and aluminum alloy.