94 Setting new boundaries in heat pump technology We introduce to you the first heat pump within this 4th generation, with R-290 refrigerant. Every home deserves sustainable and cost-saving heating system. That’s why in Daikin Altherma 4we put ecofriendly R290 refrigerant, Daikin developed compressor, and a fan to make it highly efficient. Enjoy the affordable warmth with no worries about energy bills. You can reduce the costs of house heating even up to 70%! R-290 Refrigerant J R-290 is a category A3 refrigerant (according to DIN EN 378). J R-290 is similar in nature to the A3 refrigerant R-600A (isobutane), which is also widely used, and which is commonly used by manufacturers of white goods and the responsible logistics companies. J The handling of A3 refrigerants is thus neither new nor unusual. However, some basic precautions must be taken during storage and transport. R-290 Engineered for whisper-quiet operation. Equipped with new soundbox and improved insulation technology to ensure peaceful environment. The sound box is mounted on the bottom plate instead of on the anti-vibration plate, with increased insulation. Insulating air layer Insulating material
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