... ,its heat exchange efficiency can reach more than 85%2.Extornal rotor centrifugal insulated blower fan manufactured by Simens Technology3 ... ×2650Personal Door(mm)W×H1-fold, 800×2000Wall PanelsEPS with double-ply plate, tongue and groove construction, thickness: 70mmBasement and ... controller, time setting, emergency stop, temperature limit controller, lighting switch, hour meter.Total Power16KW....