Air-cooled unitary chillers series Hydronic Mini, an air-cooled condenser and the DC-inverter compressor by MELCO. Cooling capacity- 5, 7 kW. Suitable for air-conditioning and heating small houses, shops and offices, and other facilities, has an in-body hydraulic kit. Wired controller included, attachments, piping must purchase at local market and install an additional, but generally that units ready for install, can used for improve natural gas heating systems.