Full Metal Supply Green Wind split duct fan DPT20-45

Full Metal Supply Green Wind split duct fan DPT20-45 straight out of blower 1 and 2 super-quiet, low-power consumption design 3, space-saving design 4, 5 motor over-temperature protection, all metal, absolutely fireproof points style pipe ventilator 1, the scope is more extensive. 2, the greater amount of wind, low noise. 3, optimization of wind wheel - Science duct design, optimize wind turbine structure. 4, excellent motor, quiet operation, long-lasting quality and longer life