low-noise,small size,high pressure,seven types:120w,180w,250w,370w,550w,750w,1100w. DF series multi-vane low noise centrifugal blast blower is a small power micro-blower,it has the features of high efficiency,low noise, small size,high pressure. lt is widely used in plastic machinery, printing machinery,paper-making,powerdepartments as well as underground facilities for cooling, temperature ...