Although it has some advantages, boiler maintenance can seem like a daunting task. If you want to replace it, installing an air heat pump or water heat pump is an excellent idea. It is a better alternative to this heating appliance.
Eco-friendly, it offers you a low environmental impact due to its natural raw material. It is both free and renewable.
Even better, a home heat pump provides great comfort of use. Unlike a wood or oil boiler, it does not emit any unpleasant odors. It is also capable of maintaining the temperature throughout the room.
Many households also use it for domestic hot water production or for heating the home, thanks to its eligibility for financial aid. If this heating system interests you, this article explains the price of a home heat pump for 100 m².
📋 Key points: Personally, I consider that the budget for a heat pump (HP) in a 100 m² house ranges between 8,000 and 16,000 euros depending on the chosen technology. For a standard surface, an air-to-water HP is the best compromise, offering a return on investment in just 6 to 8 years. I recommend aiming for a coefficient of performance (COP) greater than 4 to maximize your energy savings from the first winter.
What is the average cost of a heat pump for a 100m² house?
Water-to-water heat pump, air-to-air heat pump, ground-to-water heat pump or air-to-water heat pump, regardless of the type of heat pump, its cost can vary depending on countless criteria. Generally, this heating system costs between 5,000 and 15,000 euros, excluding installation.
For more details, an air-to-air heat pump costs between 60 and 90 euros per square meter. Regarding the price of an air-to-water heat pump, plan for 90 to 130 euros per square meter.
Also, for a 100 m² house with a water-to-water heat pump, it costs approximately 80 to 185 euros per square meter. And if you are considering purchasing a ground-to-water heat pump, the device is a bit more expensive at 100 to 200 euros per square meter.
Thus, each type of heat pump has specific pricing. The same goes for the price of a radiator, a heated floor, or a pellet stove. In any case, the 100 m² home heat pump has many advantages. It is comfortable and easy to use. Moreover, it has low energy consumption.
🌍 Did you know? A heat pump produces on average 4 kWh of heat for only 1 kWh of electricity consumed. The remaining 3 kWh are drawn for free from the outside air, even when temperatures are below zero.
It must nevertheless be admitted that the heat pump price requires a substantial budget. Including installation and equipment, a ground water model costs approximately 9,000 to 20,000 euros. And for an air-to-air heat pump, it costs 5,000 to 9,000 euros. Fortunately, financial aids such as MaPrimeRénov’ reduce the purchase price of a heat pump for a 100m² house.
🗣️ My experience: In 2024, I advised a client whose 100 m² house was heated with oil. His annual bill was 2,400 euros. After installing an air-water heat pump for 14,000 euros (including 5,000 euros in deducted aid), his bill dropped to 850 euros. The lesson is clear: the high purchase price is quickly offset by the division by three of your heating costs, provided the outdoor unit is properly sized.
Which types of heat pumps are best suited for a 100m² house?
Type of Heat Pump
Average Installed Price
Usage
State Aid
Air-Air (Mono-split)
€8,000 – €10,000
Heating + Air Conditioning
Low (CEE)
Air-Water (Low Temp)
€10,000 – €14,000
Underfloor heating
High
Air-Water (High Temp)
€14,000 – €18,000
Renovation (Radiators)
High
Geothermal
> €22,000
Maximum performance
Very high
Since July 2022, the use of an oil boiler is discouraged. It is rather recommended to turn to air heat pumps or water heat pumps. This heating system has countless advantages. For owners of a 100 m² home, they can choose between 3 categories of heat pumps (PAC).
The first concerns the air-to-air model. It uses the heat present in the outside air to produce calories that heat the interior. Compared to traditional heating systems, its energy savings can be considerable. In summer, some models can act as air conditioners, thanks to their reversible functionality.
Besides the air-to-air heat pump, the geothermal heat pump (PAC) is also suitable for a 100 m² home. It differs by its exploitation of energy coming from the ground. Its major advantage lies in its comfort of use. Unlike other water or air heat pumps, it is less noisy. To acquire one, you need to plan a large budget.
Among the most efficient heat pumps for a 100 m² house, nothing beats prioritizing an air-water PAC model. Economical and ecological, it uses the calories contained in the outside air to generate heat. This significantly reduces heating expenses. Although heat pump maintenance is easy, it offers better longevity.
What factors influence the price of a heat pump for a 100m² house?
Several criteria can affect the heat pump price. The size of the house to be heated is one of the determining factors. The quote is quite different for a 100 m² home compared to a 200 m² one.
The heat pump type also defines its pricing. According to the heat pump price summary above, the ground-to-water model seems more expensive to purchase. However, the air-to-air heat pump does not require a significant budget. For the best value for money, opt for an air-to-water heat pump:
🌟 The advantages
Energy consumption divided by 3
Ecological and sustainable system
Eligible for numerous aids
🔍 Drawbacks
Significant initial investment
Noise level of the outdoor unit
Performance linked to insulation
Besides that, the brand and technologies used are among the criteria determining the cost of a heat pump PAC. If the latter benefits from many interesting features, this similarly increases its purchase price.
Likewise, the heat pump power must be considered, as it also affects the price. To evaluate it, it is best to entrust it to a professional.
Please analyze the Coefficient of Performance or COP when buying a heat pump. If the value is high, the equipment is expensive. But it helps you save more energy. So if you are looking for long-term efficiency, it will not disappoint you.
⚠️ Warning: The most costly mistake is oversizing your heat pump. An overly powerful PAC will chain short start-stop cycles, which prematurely wears out the compressor and unnecessarily blows up your electricity bill.
What is the installation cost of a heat pump for a 100m² house?
Estimez votre budget final après déduction des aides d’État.
Aide estimée : Reste à charge :
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Just like the heat pump price for a 100m² house, the installation cost depends on many factors. The heat pump type is one of them. It is advisable to request several quotes to compare prices.
In most cases, labor costs amount to about 4,000 euros. This pricing can go up to 6,500 euros if the work seems more complex. Conversely, it does not exceed 2,000 euros for the simplest installations.
Even if the heat pump purchase price proves expensive, know that the system significantly reduces heating expenses. To optimize the investment’s profitability, it is recommended to insulate your home. This prevents thermal losses, enhancing the performance of the water heat pump or air heat pump.
To carry out its installation, it is strongly recommended to contact a professional. Remember that incorrect installation can pose many dangers, especially those related to safety such as electrocution or fire.
If its installation does not also comply with standards, it results in fines or penalties. Manufacturers may void warranties. Additionally, this risks reducing the device’s performance. In the worst case, improper installation accelerates its wear and shortens its lifespan. To avoid this, it is safer to entrust heat pump installation to an expert.
What are the operating and maintenance costs of a heat pump for a 100m² house?
No matter the heat pump PAC power, the equipment can properly fulfill its roles once it is well installed. It therefore seems unnecessary to evaluate its operating costs. But it is mainly the acquisition and maintenance expenses that can inflate your budget.
In general, the heat pump house must be serviced once a year by a qualified professional. This check costs between 150 and 200 euros per year. The goal is to extend the equipment’s lifespan and ensure its performance.
If the heat pump power is between 4 to 70 kW, it is required to check the heating circuit’s tightness and the absence of refrigerant leaks at least every two years.
If you have a geothermal heat pump, the heating technician must guarantee the replacement of the refrigerant every 5 years at minimum. This allows the equipment to maintain a better level of performance. All inspections and maintenance to be performed must be listed in the heat pump maintenance contract.
Are there financial aids or subsidies for purchasing a heat pump for a 100m² house?
Of course, many financings are available for both the acquisition and heat pump PAC installation. No one can deny that its cost may seem high. For those who choose an air-to-air heat pump, the maximum price is 9,000 euros for a 100 m² house. If you prefer a ground-to-water model, it requires a budget of up to 20,000 euros.
Consequently, it must be admitted that this heating system seems expensive to use. Some people are convinced it is only reserved for the privileged. However, this is not the case since everyone can benefit from it, thanks to the many available subsidies.
Among the best known, MaPrimeRénov’ helps finance heat pump installation. Part of the ANAH aids, the scheme is offered to homeowners of a residence used as a primary home. It reduces the cost of purchase and labor for aerothermal, geothermal, and hybrid heat pumps.
Besides MaPrimeRénov’, there is the energy bonus or CEE. This is private sector funding for energy renovation work. If you plan to replace your old heating system with a heat pump PAC, you have the opportunity to benefit from it.
Otherwise, there is the zero-interest eco-loan or eco-PTZ, the energy check, the Advance Renovation loan or PAR, and the reduced VAT rate of 5.5%. Furthermore, more and more local aids are accessible to everyone.
What is the lifespan of a heat pump installed in a 100m² house?
Whether you use an air-to-water heat pump, ground-to-water heat pump or air-to-air heat pump, this heating system is valued for its great longevity. On average, it can guarantee you optimal thermal comfort for 15 to 20 years. To enjoy it for many years, it is strongly recommended to take proper care of it.
Heat pump maintenance is generally reserved for qualified professionals. You have the responsibility to regularly monitor its proper functioning, but it is preferable to entrust its maintenance to a specialist.
With their experience and technical knowledge, they carry out the energy performance check of the heat pump PAC. They also ensure the cleaning of its various components. The heating technician also inspects the pressure of the refrigerant circuit and the hydraulic circuit.
Besides that, they check the compressor as well as the cleanliness of the filters. If the latter are in poor condition, they do not hesitate to replace them. During heat pump maintenance, it is also necessary to check its settings. The same goes for the electrical connections of the system and the condensates.
💡 Practical advice: Remember to regularly clear dead leaves or debris around your outdoor unit. A blocked airflow reduces your machine’s efficiency by 10 to 15% and forces the motor to work harder.
What is the profitability of a heat pump for a 100m² house in the long term?
More and more people prefer to install a heat pump house PAC. This device proves to be a sustainable, economical, and ecological alternative to traditional boilers. It allows you to draw 80% of the heat it generates from the outside air, groundwater, or the earth, an energy source that is both inexhaustible and free.
Unlike most heating equipment, it can reduce energy consumption costs by hundreds of euros. As a result, one can observe a return on investment within 5 to 15 years.
To evaluate its profitability, regardless of the heat pump power, a few criteria must be taken into account. It is first necessary to consider its purchase price. Similarly, its consumption is another element to scrutinize.
It should be noted that an air PAC heat pump or water PAC is powered by electricity. Its energy expenses correspond to 20% of the heat it produces.
Also try to analyze its annual energy savings. It is essential to calculate the amount that can be saved each year to determine the system’s profitability.
How to choose the right heat pump power for a 100m² house?
Before installing an air-to-air or air-to-water heat pump, it remains crucial to define its power so that it meets the needs of a 100 m² house.
In general, the heat pump power ranges between 4kW and 20 kW. It varies mainly according to the type of heat pump and the dwelling that will host it. This latter criterion takes into account not only the type of housing but also its size, geographical location, and insulation.
If you choose an appropriate power, know that it guarantees the proper functioning of the device, excellent thermal comfort, and better energy savings.
Otherwise, the system cannot operate according to best practices. Moreover, it is unable to promise the expected yield.
To calculate the heat pump power, it is recommended to multiply the volume of the house, the difference between the outdoor and indoor temperatures, as well as the energy loss coefficient.
In general, the power of a heat pump PAC for a 100 m² home must be at least 4 kW. For a 200 m² house, it requires at least a power of 10.5 kW.
What energy savings are possible with a heat pump in a 100m² house?
Even though the heat pump price is expensive, this equipment is highly praised for its energy savings. Its use is among the recommendations of professionals to replace traditional heating devices.
On the heating bill, it allows you to save up to 66 to 75 %. If you equip yourself with an air-to-air heat pump, it significantly reduces your consumption by up to 70 %. For an air-to-water heat pump, it lowers your bill by up to 850 to 900 euros per year. The costs of heat pump installation are thus reimbursed within 6 or 7 years.
Of course, the geothermal heat pump price remains the highest compared to other PAC models. However, one can expect the return on investment in only 5 years after installation. This equipment offers very significant energy savings, not to mention its unbeatable performance.
In any case, if you want to benefit from all the advantages of a heat pump PAC, make sure to use it properly. And finally, do not take its daily check and annual maintenance lightly. These operations guarantee its proper functioning in the long term and its energy performance.
FAQ
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What is the average price of a heat pump for a 100m² house?
The price varies depending on the type of heat pump (HP) and its installation: Air-to-air HP: between €6,000 and €10,000, installation included. Air-to-water HP: between €8,000 and €15,000, depending on power and brand. Geothermal HP: between €15,000 and €25,000, including drilling.
How to reduce the installation cost of a heat pump?
Take advantage of financial aids such as MaPrimeRénov’, Energy Savings Certificates (CEE), or a zero-interest eco-loan to lighten the cost of your installation. These aids can reduce the price by 30 to 50% depending on your income.
Which type of heat pump to choose for a 100m² house?
If your house is well insulated, an air-to-water HP is often the best choice for its good value for money and compatibility with central heating. For optimal performance and if your budget allows, a geothermal HP offers stable and economical heating in the long term.
