NEW KLIMAIRE DIY Do -It-Yourself is the latest series of ductless mini-split air conditioner - heat pump units. With the quick connect refrigerant line kit and its easy plug-in electrical interconnecting wires to install without requiring the use of special tools and staying away from ac technician which leads to costly installation fees. Klimaire Comfort-Wise Do it yourself mini-split unit is fully operational in all 4 seasons. System provides heating down to -13°F and cooling down to 5°F ambient temperature. It is backed with 7 years compressor and 5 years parts limited warranty.