ishing.Advantages1.?? Large diameter ( 7.3 meters ),low speed,air flow orderly, the coverage area of commercial industrial fans can be more than 1000 square meters.2.?? The conical air flow push from top to the ground,then at the ground horizontal flow.Face the side barrier or adjacent fan’s horizontal air flow, air flow upward push to the roof,so all-round, multi-ang to strengthen the air circulation.3.?? ?The fan is installed in the 5.5 meters above the ground , fixed by the clamp on t