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Messebesucher vor einem Rohr an einer Wand

Rethinking water-bearing systems

Water-supply trends at ISH

The ISH trade fair showcases tomorrow's water-bearing systems. From efficient drinking-water and heating circuits to the sustainable use of process water and rainwater, innovative water technologies play a key role in reducing both water consumption and operating costs in harmony with global climate targets.

In our video, Birgül Demir gives you exciting insights into the ‘Water-bearing Systems’ solution area - discover how innovative solutions for efficient and sustainable water supply will characterise ISH 2025!

The application areas in the solution field of water-bearing systems at a glance:

Solutions for water-bearing systems

The drinking-water circuit: focusing on safety, hygiene and efficiency

A drinking-water installation must include the following elements to ensure a safe and resource-efficient drinking-water circuit: 

  • Hygiene: appropriate materials for the pipework, integrated filters and water-treatment systems and preventive maintenance avoid microbial contamination and ensure a high standard of water quality. 
  • Pressure management: optimising water pressure for even distribution and energy savings.
  • Water heating: integration of energy-efficient systems such as through-flow heaters or heat pumps.
  • Circulation systems: a constant hot-water temperature coupled with minimal heat loss.

Thanks to real-time monitoring, intelligent water-management systems can optimise water consumption and prevent leaks. In times of increasing droughts, innovative methods of water extraction and treatment are crucial for ensuring a secure supply – even in arid regions. 

Further information about the drinking-water circuit

Heating-circuit optimisation – for greater comfort and sustainability

Water is a valuable heat-transfer medium, which adds both flexibility and even heat to building heating systems. Innovative water-bearing systems and components in the heating circuit open up new perspectives for efficient, comfortable and sustainable interior heating:

  • Highly efficient pumps ensure even heat distribution through hydraulic balancing.
  • Optimum heat insulation thanks to pipe insulation prevents heat loss during hot-water distribution.
  • Integrated into comprehensive smart heating systems, modern thermostats combine comfort in the building with energy efficiency through intelligent heat regulation.

Up to 30 percent of the energy consumed in apartment buildings can be saved through wastewater heat recovery – making hot water treatment an important aspect of sustainability. 

Further information about the heating circuit

Process water and rainwater utilisation: systematic water saving

Be it water from the garden, washing machine or toilet, using rainwater and process water helps reduce the amount of drinking water used – with the right components and systems.

  • Process-water utilisation with water-saving fittings and efficient sanitary installations.
  • Rainwater collection: cisterns connected to guttering and downpipes, as well as filters, help to store and make optimum use of rainwater.

The integration of alternative water sources, such as well water, or the treatment of process water, has further ecological and economic benefits.

Further information about utilising rainwater and process water

Green roofs and façades: green lungs for buildings

Green roofs and façades offer aesthetic and ecological benefits. They not only improve the building's insulation and climate control but also relieve the burden on the sewage system by acting as a rainwater trap. High-performance systems and pipework for irrigation and drainage are decisive for the success of green roofs and façades.

Further information about green roofs and green façades

Drainage: the key to dry buildings

Precise planning is the cornerstone of efficient building drainage: the slope, diameter and arrangement of waste water, drainage and connection pipes for kitchen sinks, showers or toilets must be planned with great precision. At the same time, appropriate ventilation and venting systems are also essential to ensure air can circulate in the pipes. The pipes, moulded parts, runoffs and odour traps needed for building drainage are available in a wide range of materials, from plastic to galvanised steel plate and fireproof cast iron. 

Further information about building drainage

Whether you are a plumber, a sales representative, employed by a local authority or healthcare organisation, a property owner or facility manager, the ISH trade fair is not only a source of innumerable practical insights but also the key to a sustainable water supply.