Greenway® Neo Heat Pump N ready to use is a plant-based heat transfer fluid (1,3-propanediol and corrosion inhibitors), specially formulated for geothermal ground source (underground collector circuits) and aerothermal air/water heat pumps. Greenway® Neo Heat Pump N protects against freezing and the formation of deposits in the system. In the event of a leak, the raw material of renewable plant origin and 1,3-propanediol, greatly reduces the risk of soil and air pollution. This heat transfer fluid is: Biodegradable Bacteriostatic Composed of powerful hybrid inhibitors