AQUACIAT 2 Evolution LD/LDH/LDC is a device used for heating and cooling purposes. This device can be used in homes, offices and other commercial buildings. Features: 1. This device is compact and can be easily installed 2. The device has very low levels of operational noise and zero vibrations 3. The device uses environmentally friendly, non-ozone depleting type of refrigerants 4. AQUACIAT offers superior savings due to the use of high efficiency refrigerant and high performance exchangers and compressors. 5. AQUACIAT 2 Evolution is designed for use in all climates 6. This device offers intuitive user interface, versatile controls as well as remote communication 7. The device comes with clearly labelled information and detachable panels, thus easy to maintain. The product is available in 20 models LD : Without hydraulic system LDC : With hydraulic system, without tank LDH : With complete hydraulic system and tank