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0.75KW SUPER GALUM Negative Pressure Fan Ventilation with Stainless Steel Blades

0.75KW SUPER GALUM Negative Pressure Fan Ventilation with Stainless Steel Blades

    Use the principle of negative pressure cross-ventilation,0.75KW SUPER GALUM Negative Pressure Fan Ventilation with Stainless Steel Blades brings the fresh air in from the opposite of the installation position——door or window naturally, and extracts the indoor hot gas rapidly.