ISO Certified Fresh Air Home Window Air Vents 100m2 ERV Unit
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ISO certified supplier fresh air home window air vents erv hrv heat recovery ventilation unit ► CHARACTERISTIC 1) Energy saving brushless DC motor, 10 speeds control 2) High eficiency enthalpy heat recovery, more comfortable indoor climate 3) Innovative ......
Hong Kong Chuang Sheng Electronics Co.,Ltd.
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