wall fan Energy saving,Big air flow,Shake around level 90 degrees and 45 degrees up and down,Steady running,With protective cov TH series industrial wall fanDetailed product decription: 1.Energy saving, big air flow,steady running,low noise, steady capability, attractive appearance 2.It can shake around level 90 degree and 45 degree up and down. 3.There is good protective cover around the fan ...