Staying cool – even in summer

Did you know that smart cooling in summer is just as important as effective heating in winter? Especially in buildings that are being modified or renovated, where preventing heat accumulation is essential. Our efficient cooling and ventilation solutions protect against heat build-up, creating healthier conditions for those living or working inside. Ensure the ideal climate with Zehnder.

The fine line between comfortably warm and dangerously hot

When the summer sun is beating down, indoor temperatures can quickly become oppressive. In densely built-up areas and well-insulated modern buildings, heat has nowhere to escape, placing strain on the building and compromising comfort for those within it, increasing the likelihood of heat stress.

With our in-depth understanding of building physics and our holistic approach to heating, cooling, and ventilation, we help create a well-balanced indoor climate. Whether through active or passive systems, our innovative solutions are tailored to meet individual needs.

Zehnder solutions for cooling and regulating air temperature

Radiators

Want to keep cool? Radiators can help. If your system can generate heat, it can often be used for cooling too.

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Radiant ceiling panels

A highly efficient way to stay cool: Thanks to their large surface area, radiant ceiling panels ensure even air distribution. 

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Comfort ventilation

Fresh and filtered: Our Zehnder ComfoClime system provides every room with a constant supply of clean, cool air. 

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In detail:

Cooling with radiators

In today’s climate, cooling in summer is just as essential as heating in winter. Rising outdoor temperatures, well-insulated buildings, and densely built-up urban areas all contribute to indoor heat build-up. With few ways for heat to escape, it accumulates and lingers throughout the warmer months. 

Radiators offer an effective solution. Not only do they heat efficiently, but they can also actively cool. The larger the surface area, the more heat they can release—and absorb. 

To ensure optimal performance, regular checks are recommended. Warm, moist air can condense on cooler surfaces, increasing the risk of moisture build-up and mould. Monitoring the temperature difference between the room and the cooling surfaces helps prevent condensation and maintain a healthy indoor environment. 

For best results, we recommend combining radiators with reversible heat pumps. These systems provide both heating and cooling, making them the ideal complement to radiators and helping maintain a consistently comfortable indoor climate all year round. 


In detail:

Cooling with radiant ceiling panels

Large surface area, low energy consumption - radiant ceiling panels are a highly efficient way to cool rooms. They work best when paired with a heat pump, which enhances both energy efficiency and environmental performance. 

As cool water circulates through the panels, heat from the room is naturally transferred to the cooler surface. This lowers the temperature, and because the panels cool via radiant energy, the effect is evenly distributed, without unpleasant draughts. 

The more surface area the panels cover, the more effective they are at cooling the room to a comfortable temperature. 


In detail:

Cooling with
comfort ventilation

Practical, efficient, and comfortable - Zehnder ComfoClime isn’t just an air conditioning system, it’s a smarter alternative. It dehumidifies, filters, and supplies pre-tempered air, making it the perfect addition for a clean, cool, and comfortable indoor climate. 

The system operates like a heat pump, cooling or heating incoming air as needed. Cooled air is channelled indoors while warm air is vented outside. It uses minimal energy, helping to maintain a healthy climate, both inside your home and in the wider environment. 

Suitable products for cooling with Zehnder comfortable indoor ventilation

Cut-Out Zehnder ComfoClime Q Comfortable indoor ventilation Angled view
Zehnder ComfoClime Cool
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