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Viessmann guide to all aspects of heating, energy saving and climate solutions

The Viessmann product portfolio is diverse and meets many different needs. For this reason, the questions that arise are also very varied. Whether product-specific or general – we answer your questions in our guides. For example, find out who you can contact when your heating system is due for maintenance, what to do in the event of a fault, or how to apply for subsidies for your new heating system. In addition, you will find useful tips and tricks to save energy and heating costs in everyday life and to improve your living climate.

Technology and systems

Why does a heat pump need electricity? Is a photovoltaic system suitable for everyone? The function, planning and use of heating and energy solutions are complex. If you would like to learn more about common heating technologies, photovoltaics, ventilation systems and system solutions, you will find comprehensive information in these guides. Read more to find the best solution for your climate and energy management. (Photo: © Irena Maslova / Shutterstock.com)

Guide to technology and systems
Tips and tutorials

When should you actually start heating? How can mould be prevented in the home and is night setback or hydronic balancing worthwhile? We answer these and many other questions in our guides to optimum operation of your Viessmann heating system and heating in general. In this section, we also provide information on how you can reduce your heating costs and energy consumption with a few simple tricks. (Photo: © stockcreations / Shutterstock.com)

Guide – tips and tutorials
Maintenance and repair

Your heating system doesn't get properly warm or doesn't work at all? It makes strange noises or displays a fault code and you're not sure what it means? Read the answers to these and other questions in our guides to all aspects of heating system maintenance and repair, and make your heating system fit for the next heating season. (Photo: © Marcel Derweduwen / Shutterstock.com)

Guide to maintenance and repair
Purchase information and tips

If you are planning to purchase a new heating system, there are various points to consider. For example, before designing the system, the heat load should be calculated to determine how much heating energy is actually needed. When choosing which kind of system, it is also important to bear in mind that not all heating systems are equally suitable for old and new buildings. In this section you will find comprehensive guides with information and tips about purchasing and modernising a heating system. (Photo: © minicase / Shutterstock.com)

Guide – purchase information and tips
Energy and climate

The energy turnaround and energy crisis are at the center of current discussions on climate change. But what exactly are the underlying issues? And how can the energy turnaround be driven forward and the energy crisis averted, or at least how can it be dealt with? Energy self-sufficiency and energy efficiency are important building blocks here. In our guidebooks, you will find definitions as well as numerous tips and measures. (Photo: © Rawpixel.com / Shutterstock.com)

Guide to energy and climate
Lexicon of heating equipment

What is a heating curve, why is the seasonal performance factor important when buying a heat pump and what does the Viessmann Inox-Radial heat exchanger do? You will find answers to these and other questions in our lexicon of heating equipment – concisely formulated and arranged in alphabetical order.

Lexicon of heating equipment
Laws and regulations

Laws, regulations and government subsidy schemes are complex. But a closer look can still be worthwhile. This can not only help you to understand the background situation, but also to save costs. If, for example, you would like to find out about the prerequisites, conditions and application for government subsidies, you will find plenty of information in our guides. Or are you affected by the gas conversion and would like to know more about both the reasons and the consequences? You will find helpful information in this section too.

Videos

Would you like to learn more about Viessmann heating and climate solutions? Our videos provide particularly clear information about features and functions. You can find answers to very specific questions in our explainer videos – is night setback worthwhile or how is the system pressure of a heating system actually calculated? Watch the videos here. (Photo: © Lordn / Shutterstock.com)

Further assistance

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