รายละเอียดสินค้า
Detailed Product Description1)saving energy2)strong wind power3)convenient to move4)light weightfeatures1)saving energy2)strong wind power3)convenient to move4)make low noise and light weight due to die-casting aluminum alloy.5)with good capacity,the reasonable structure and the strong suction.Application1)working sewer and cable2)blowing bad gas when welding shipbuilding,canning,bridge.3)exhaust for fire fighting,piping construction and in other violent working situation for ventilation.