ISH is the world’s biggest exhibition for the combination of water and energy, encompassing the Bathroom Experience, Building, Energy, Air-conditioning Technology and Renewable Energies. At ISH, air-conditioning, cooling and ventilation technology is shown under the name Aircontec. Here the industry presents sustainable, future-oriented solutions, including heat pumps for heating and cooling, solar air-conditioning systems and heat-recovery technology; as well as free cooling and indirect evaporative cooling.