... chemical and musty od Article No: CFD820D1. Guangzhou Ceiling Dehumidifier 20L/DAY ADVANTAGEThis product is a refrigerated dehumidifier, ... made up by compressors, heat exchangers, fans, chassis, and controller, its working principle is pumping ... humidity, damp space gradually reach dry.2. PARKOO Ceiling mounted Dehumidifier 20L/DAY FACTORY3. PARKOO wall mounted Dehumidifier ...