Product performance characteristics: - Comfort Cold and hot water heating machine using titanium heat exchanger, can easily achieve the winter heating and summer cooling, double enjoy freedom of choice. - energy Air warm machine with 30-45 DEG C (convective warm gas piece 85 DEG C), concentrated heat in human benefit height 2 meters below), than a traditional mining warming are more energy efficient. To save space The winter with hot water pipes for heating, fan coil cooling through the summer, winter cold summer and warm, comfort. - long service life Air warm machine using pipes buried in the ground, no fouling, no corrosion, no damage, the service life of the building simultaneously. Compared with the traditional central air conditioning and heating heating save maintenance and replacement costs.