... : 1.Energy-saving 2.Duct type dark outfit dehumidifier, 3.With remote control 4.Certificate: ... .Environment Friendly Using refrigerant R410A, R407C is for option, no CO2 emission, no pollution, no waste gas, waste residue discharge ,environment ... noise scroll compressors and fans design, ensure unit run quietly. Duct type dehumidifier for indoor pool house