DHW heat exchangers

DHW exchangers - the heart of an efficient domestic hot water system

At Onninen we specialise in providing the highest quality solutions for heating and plumbing systems.   DHW (domestic hot water) exchangers are a key element of modern installations, ensuring efficient and economical preparation of hot water for households and commercial facilities.   Our extensive offer includes a wide range of DHW exchangers, adapted to various needs and applications.

Types of DHW exchangers available in the Onninen offer

Our range includes various types of DHW exchangers, including:

• Spiral coil heat exchangers
• DHW tanks for heat pumps
• Bivalent exchangers with two coils
• Freestanding vertical exchangers
• DHW tanks with electric heater
• Heat pump exchangers with large coil surface
• Wall-hung exchangers with spiral coil

Each of these products has been carefully selected to meet the highest standards of quality, energy efficiency and durability, which are inherent to the Onninen philosophy.   We offer domestic hot water exchangers of renowned brands such as Biawar, Galmet, Immergas and Kospel, as well as our own brand ONNLINE, which combines excellent quality with an attractive price.

Criteria for selecting DHW exchangers - how to choose the right solution?

Choosing the right DHW exchanger is crucial for the efficiency of the entire heating system. Our experience shows that when selecting an exchanger, the following factors should be taken into account:

1. Hot water demand
2. Available heat sources
3. Assembly space
4. Required efficiency and heating power
5. Energy efficiency

At Onninen we offer professional advice on the selection of DHW exchangers, based on our extensive experience and knowledge of the latest technologies in the industry.   Our experts will help you choose a solution that is perfectly tailored to the specific needs and technical requirements of the installation.

DHW exchangers - the key to optimizing the hot water preparation system

Modern DHW exchangers are advanced devices offering a number of benefits:

• High heat exchange efficiency
• Possibility of cooperation with various heat sources
• Advanced thermal insulation
• Long service life thanks to the use of high-quality materials
• Easy integration with existing heating systems

The use of a properly selected DHW exchanger can contribute to significant energy savings, increased comfort of use and optimized operation of the entire heating system.   At Onninen, we especially recommend bivalent exchangers with two coils, which offer the greatest flexibility and the possibility of cooperation with various heat sources, such as gas boilers, heat pumps or solar installations.

Our company provides not only high-quality products, but also comprehensive technical support. We offer training in the field of installation and configuration of DHW exchangers, which allows our customers to fully use the potential of purchased devices. Our experience shows that the correct selection and installation of a DHW exchanger can bring up to 20% energy savings compared to outdated or poorly selected systems.

It is worth emphasizing that investing in a modern DHW exchanger is not only a matter of energy efficiency, but also the comfort and hygiene of using hot water.   Advanced models, such as DHW tanks for heat pumps with a large coil surface, ensure fast water heating and stable temperature, even with high consumption. This is particularly important in facilities with increased demand for hot water, such as hotels or sports facilities.

At Onninen, we constantly monitor the latest trends and innovations in the field of DHW exchangers. Our offer is regularly updated with the latest solutions that allow for even better optimization of the operation of heating systems. We invite you to contact our specialists who will help you choose the perfect solution for your needs and answer all questions about the DHW exchangers available in our offer.