The NARDI CNG compressor range is ATEX ZONE II certified and has been designed to compress METHANE and BIOMETHANE by intaking the gas at a low pressure directly from the domestic or industrial line. The gas can either be stored or used to fill a vehicle directly by means of a hose. These compressors are built with materials of the highest quality to offer customers a strong and safe solution and along with a sophisticated system of valves NARDI gurantees their safety and their reliability. Each unit is supplied with the NARDI control panel, which makes the machine easy to use and facilitates maintenance over time. The CNG1.0, 2.8 and 3.8 models are the smallest versions in this range, they are studied for refueling vehicles directly from the front part of the compressor and for industrial applications.