Calorex is Europes leading and largest manufacturer of air to water heat pumps and is renowned for its innovation, range and quality product. A proud claim supported by over 25 years of design, manufacture and operational experience with thousands of units operating in many countries throughout the world. Calorex heat pumps are simple to install, require little maintenance and alleviate the need for fuel storage tanks and flues that are normally associated with fossil fuel heating systems. Further, due to their unique ability to collect and enhance free heat from the air around them they are environmentally friendly and exceptionally inexpensive to operate.