Natural refrigerants are chemicals which occur in nature's bio-chemical processes. They do not deplete the ozone layer and make a negligible - or zero in the case of R717 (ammonia) - contribution to global warming. The high efficiency of natural refrigerants also means that they make a lower indirect contribution to global warming.
These products were used as refrigerants prior to the 1950s, before fluorocarbon refrigerants became commonplace. They are now being used more extensively due to their low impact on the environment.
The Linde Group has a wealth of experience and expertise in environmentally friendly refrigerants. We offer a wide selection of products to the refrigeration and air conditioning industry including: