ISH is the world’s leading trade fair for HVAC + Water, held biennially in Frankfurt, Germany. It brings together global manufacturers, innovators, and decision-makers to showcase the future of bathroom design, energy technologies, air-conditioning, and building services engineering.
The most recent edition, held in March 2025, welcomed over 150,000 visitors from more than 150 countries and hosted over 2,000 exhibitors, confirming ISH’s status as a key global meeting point for professionals in the HVAC and water industries.
ISH Frankfurt offers unique value for every stakeholder in the HVAC and water sectors. For manufacturers, it’s the ideal platform to position their brand on a global stage, unveil new products, and connect with high-level buyers and distributors from around the world.
Professionals and decision-makers attend ISH to discover the latest technological solutions, gain insights from international experts, and stay ahead of emerging industry trends. For associations, institutions, and policy influencers, ISH serves as a strategic meeting point for dialogue, collaboration, and shaping the future of sustainable and intelligent living environments.
ISH Frankfurt is structured around two core areas that reflect the evolving priorities of the built environment: water and energy.
Under the ISH Water segment, the spotlight is on forward-thinking bathroom design, hygiene, wellness, and intelligent water management. The 2025 edition showcased minimalist aesthetics, touchless technology, and resource-efficient solutions aimed at improving comfort while reducing environmental impact.
On the other side, ISH Energy focuses on sustainable heating systems, renewable energy sources, and intelligent building automation. Key themes in the latest edition included hydrogen-ready heating systems, next-generation heat pumps, and advanced solutions for indoor air quality, highlighting the industry’s commitment to climate protection and energy efficiency.
The next edition of ISH will take place from March 15 to 19, 2027. If your company is interested in participating as an exhibitor or visitor, now is the time to start planning.
