Modernize Your heating System
in Berlin
Our heating calculator shows you which heating system is most suitable for you in a non-binding instant offer and directly calculates costs and savings potential.
- Recive your first offer in just 2 minutes
- Competent specialist advice
- Save costs through subsidy consulting
How can I make
a good decision?
There are many questions when it comes to heating modernization. Which heating system is right for me? Is a heat pump worthwhile? What funding is available? What are the costs? What can I save? As experts in heating modernization in Berlin, we are there to advise assist you.
- Tailored advice from heat pump to fuel cell heating
- Transparent facts and figures
- High sustainability standards
- Premium manufacturer brands, made in Germany
Request your non-binding heating offer
Fill out our heating calculator in just 2 minutes and enter your contact information. You will then receive a personal and non-binding offer from us via email with all the details.
Angebot anfordern
Your attractive
instant offer
After you have completed our online heating calculator, you will receive our attractive immediate offer. There, we will clearly show you which heating system is the best choice for your home in terms of energy, economy and ecology.
- Clear instant offer with all details
- Illustrative presentation of costs and savings potential
- Tailored to your building situation
- Detailed explanation and valuable tips
heating Modernization,
rethought
heating
calculator
Find out in 2 minutes how much you can save with a new heater
Focus on
sustainability
Use resources wisely for people and the environment
Government-Subsidy advisory
We'll tell you what's possible so you don't waste money
We Are The Experts
We are one of the best HVAC craft companies in terms of innovation, quality and digitalization. We also regularly receive top ratings from our customers for our work.
The consultation was brilliant.
And we were sure which new system was right for us.
Our Promise
when it comes to modernizing
your heating System
Personal
guidance
We listen and only recommend what fits
Innovative
solutions
We always find the best individual route
Carefree-
Service
We think and
take care of everything
We are happy to be there for you personally
Steinberg
As a project planner and building energy consultant, I take care of all matters related to modernizing your heating system at HGZ. You can reach us easily via the direct contact form or by phone on +49 30 5497939-11.
We are the experts if you want to modernize your heating system in Berlin
Modernizing heating systems is a matter of trust. We are highly rated and have received numerous awards for our high quality of advice, service and execution.
- Consistently highest customer satisfaction
- Top service and execution
- Highly qualified employees
- We take care of everything
High
competency
Experience and cutting-edge know-how in the perfect mix
Team of
Experts
Advice and execution by highly qualified employees
Highest
satisfaction
Top rated for punctuality, quality, service and advice
Got Any more questions?
We've got All the answers.
Here you can find frequently asked questions and answers on the topic modernizing your heating system in Berlin.
What heating systems do you offer for modernisation?
We offer a wide range of heating systems, including gas heating, but above all renewable energy systems such as heat pumps and PV systems.
Is the quote binding?
No, the quote from the heating calculator is non-binding. After an on-site assessment we can provide you with a binding offer.
Can I arrange a consultation appointment after using the calculator?
Absolutely! Once you have received your quote, you are welcome to arrange an appointment with us to discuss the next steps.
What information do I need for the heating calculator?
You should have information about your current heating system, the year of construction of your building and the floor area to hand.
What are the benefits of modernising a heating system?
A modern heating system is more energy-efficient, leading to lower heating costs, and it contributes to environmental protection through reduced CO₂ emissions.
How long does it take to receive a quote?
The quote is generated immediately after you enter your details and displayed to you straight away.
I'm unsure about some of the information. Can I still use the calculator?
Of course! Just enter the information you have. For a precise quote we can then clarify the details together.
Is using the heating calculator free of charge?
Yes, our online heating calculator is completely free of charge and non-binding.
How accurate is the quote generated by the calculator?
The quote is an initial non-binding estimate based on the data you have entered. A detailed quote would require an on-site assessment.
How does the heating calculator on your website work?
Our heating calculator allows you to receive a non-binding quote for a heating modernisation by entering details about your current heating system and built. Simply fill in the relevant information and start the calculator.
What else we can tell you about modernizing your heating System in Berlin:
Modern heating solutions for you
Discover tailor-made heating upgrades with us. Whether it's a gas heater or an air-water heat pump — we offer innovative solutions. Find out how you can save energy and costs with a new heating system.
Heat pump & photovoltaic: future-proof combination
Connect a heat pump with photovoltaics for an efficient and environmentally friendly heating solution. We'll show you how to meet your energy requirements with the best heating system of the future and at the same time comply with the new heating law.
Refurbish your heating system: Use government subsidies
Renovation of your old building heating system made easy! We help you to renovate your heating system and provide information about subsidies. Understand the costs, the obligation to renovate and how you can benefit from heating modernization in the long term.