Is it possible to install aerothermal energy in a house already built?

Installing an aerothermal system in a home can be an excellent long-term investment, offering an efficient and sustainable solution for heating, cooling and hot water supply.

And to answer the question, yes, it is possible to install aerothermal energy in a house that has already been built.

However, for the installation to be successful and efficient, it is important to consider several key factors.

Because an aerothermal installation in a single-family house is not the same as in other types of properties or to answer the question of how to install aerothermal energy in an apartment.

And all this will affect the price of a complete aerothermal installation, wherever it is installed.

Housing Evaluation

Before proceeding with the installation, it is crucial to perform a detailed evaluation of the house.

This includes:

Thermal Insulation: Verify that the house is well insulated to maximize the efficiency of the system.

Available Space: Make sure there is enough space to install the outdoor and indoor unit of the heat pump.

Technical feasibility: Check the feasibility of installing the necessary components, such as the heat pump units and the heat distribution system (underfloor heating, fan coils, etc.).

It is important to have this clear, to determine whether we will opt for an aerothermal radiator or look for an alternative.

Choice of Aerothermal System

The selection of the appropriate system depends on several factors:

Capacity and Power: The unit should be of adequate size for the needs of the dwelling, taking into account the local climate and the characteristics of the dwelling.

System Type: Decide between a heating/cooling only system or a combined system that also provides domestic hot water.

Energy Efficiency: Opt for equipment with high energy efficiency, preferably labeled A++ or higher, which makes it the best option to take care of the environment.

Professional Installation

The installation of an aerothermal system is not a do-it-yourself project and requires qualified professionals:

Certified Installers: It is essential to have a team of certified installers who have experience in aerothermal systems.

Regulatory Compliance: Ensure that the installation complies with all local building and energy codes.

Commissioning and Verification: Once installed, the system must be commissioned and verified by professionals to ensure proper operation.

Additional Considerations

Permits and Licenses: Depending on the location, specific permissions may be required before proceeding with the installation.

Incentives and Grants: Investigate possible government or local grants that may reduce the initial investment.

Maintenance: Plan a maintenance contract to ensure optimal system performance over time.

Aerothermics represents a promising technology for energy efficiency in the home.

With proper planning and the help of professionals, installing an aerothermal system can be a smooth transition to greener, more sustainable energy for your home.

Check that you have enough space

One of the most important aspects to consider before installing an aerothermal system is the availability of space.

Unlike traditional heating systems, aerothermal heating requires the installation of an outdoor unit and one or more indoor units, depending on the type of system chosen.

Here we explain what you need to consider:

Space for Outdoor Unit

The outdoor unit, which is the heart of the aerothermal system, is responsible for extracting heat from the air.

This unit should be placed in an area that has sufficient airflow and away from obstructions. Factors to consider include:

• Ventilation: There should be a clear space around the unit to allow adequate air circulation.
• Accessibility: It is important that there is easy access for maintenance and possible repairs.
• Aesthetics and Regulations: Consider the visibility of the unit from the street and comply with any local regulations on the installation of outdoor equipment.

Space for the Indoor Unit

The indoor unit, which transfers the heat to the distribution system of the house, such as underfloor heating or fan coils, also needs its own space. The points to take into account are:

• Location: Ideally, it should be in a central location to distribute heat evenly throughout the house.
• Noise: Although indoor units are generally quiet, it is preferable to place them away from bedrooms or sleeping areas to avoid any disturbance.
• Integration with the home: The indoor unit must be integrated with existing home systems, which may require additional space for ductwork or piping.

Space for the Distribution System

The heat distribution system, such as radiant floor heating, also needs to be considered:

• Radiant Floor: Requires space under the floor and may require modifications to the existing substrate to accommodate pipes or cables.
• Fan coils or Aerothermics with low temperature radiators: These should be strategically placed in rooms for optimum efficiency and may require wall or floor space.

Planning and Design

It is advisable to work with an architect or interior designer to ensure that the aerothermal system integrates efficiently and aesthetically into the design of your home.

They can help you optimize space without compromising the functionality or style of your home.

Acquire the right equipment

Selecting the right equipment is a critical step in the process of installing an aerothermal system.

Not all systems are the same, and the choice should be based on a careful assessment of your specific needs and the characteristics of your home.

Determine your heating and cooling needs

Before buying, it is essential to calculate the heating and cooling demand of your home.

The first fundamental step is to carry out a thermal study that takes into account factors such as the size of the house, insulation, orientation, geographic location and usage habits.

A professional can help you perform this calculation to determine the required power of the equipment.

Choose an efficient aerothermal heat pump

The efficiency of a heat pump is measured by its coefficient of performance (COP) for heating and its seasonal energy efficiency (ESEER) for cooling.

Look for equipment with high values in these indicators, which means that for each unit, which allows to use the energy they consume much better, they provide a greater amount of heating or cooling.

Consider additional features

Some heat pumps offer additional features that can be beneficial, such as:

• Compatibility with renewable energies: Some systems can be integrated with solar photovoltaic panels for greater energy efficiency.
• Remote control and scheduling: The ability to control and program your system via a smartphone or smart device can offer greater convenience and significant energy savings.
• Operating modes: Look for equipment that offers different operating modes, such as eco, boost or silent, to suit different needs and times.

Verify quality and warranty

Invest in equipment from recognized brands that offer solid warranties and good after-sales service.

This will not only provide you with peace of mind, but will also ensure the longevity and performance of your aerothermal system.

Consultation with professionals

Finally, it is recommended that the selection of the equipment be done in conjunction with a professional HVAC installer.

They can offer expert advice on which model best suits your needs and ensure that the installation is carried out correctly.

Purchasing the right equipment is an investment in thermal comfort and sustainability for your home.

By making the right decisions at this stage, you will be sure to enjoy the benefits of fan heat for many years to come.

Hire a specialized technical team

The installation of an aerothermal system is a complex process that requires specific technical knowledge and experience.

To ensure that your system operates efficiently and safely, it is essential to have a specialized technical team.

Technical Expertise

A technical team specialized in aerothermics will have a deep knowledge of all the components of the system and its operation.

This includes:

• Equipment Selection: They will know how to choose the most appropriate equipment based on the characteristics of your home and your specific needs.
• Proper Installation: They will perform a proper installation, which is crucial for system performance and efficiency.
• Regulations and Codes: They will be up to date with local building and energy regulations, ensuring that your installation complies with all legal requirements.

Certifications and Credentials

Make sure the technical team has all the certifications and credentials necessary to install aerothermal systems. This may include:

• Industry Certifications: Such as those issued by heating and cooling associations or energy certification bodies.
• Work Licenses: Verify that they have the required licenses to operate in your area.
• Continuous Training: A good technical team will be committed to continuous training to keep abreast of the latest technologies and industry practices.

Proven Experience

Look for a team that has a proven track record of successful installations.

Ask for references and study case studies or testimonials from previous clients.

Experience in a variety of residential and weather aerothermal projects will be an indicator of their ability to handle your project.

After Sales Service and Maintenance

The work of the technical team does not end with the installation.

A good after-sales service is essential to solve any problems that may arise and to perform the periodic maintenance necessary to keep the system in optimal conditions.

Make sure that the technical team offers good after-sales service and maintenance options.

Finding the Right Team

• Research: Look for local companies that specialize in aerothermal and compare their services and reputation.
• Quotations: Request detailed quotes and compare offers not only in price, but also in quality and scope of services.
• Consultation: Do not hesitate to ask questions and clarify doubts about the installation process, maintenance and warranties.

Hiring a specialized technical team is an investment in the durability and efficiency of your HVAC system. By making the right choice, you can enjoy a comfortable, energy-efficient home for years to come.

Because this is the key.

Aerothermics is highly efficient.

Aerothermics with underfloor heating in a house

Aerothermics, a technology that harnesses the energy of the outside air for efficient air conditioning, is perfectly complemented by underfloor heating, a heat distribution system that ensures optimum comfort.

This combination is not only energy efficient, but also provides a more natural and uniform warmth compared to traditional heating systems.

How does Aerothermal with Underfloor Heating work?

An aerothermal pump is used to extract thermal energy from the air, even at low temperatures.

This energy is transferred to a circuit capable of producing hot water that circulates through pipes installed under the floor of the house, the underfloor heating system. Here we explain the process step by step:

• Heat Extraction: The outdoor unit of the aerothermal heat pump absorbs heat from the outside air and transfers it to the refrigerant inside the system.
• Temperature rise: The refrigerant, which is heated and converted into a gas, passes through a compressor which increases its temperature.
• Heat Transfer: The hot gas boiler then transfers its heat to the water circuit of the radiant floor, heating the water that will be distributed through the pipes.
• Uniform Distribution: Hot water circulates through the radiant floor pipes, releasing heat evenly over the entire floor surface.
• Cooling and Recirculation: Once the refrigerant has given up its heat, it cools and expands, returning to its liquid state to start the cycle again.

Advantages of Aerothermics with Underfloor Heating

• Comfort: Underfloor heating distributes heat evenly, eliminating temperature differences between the floor and ceiling.
• Energy Efficiency: The combination of aerothermal with underfloor heating allows the use of lower water temperatures, which improves the efficiency of the existing heating system.
• Aesthetics and Space: By not requiring radiators or internal air conditioning units, wall space is freed up and the aesthetics of the house are maintained.
• Health and Hygiene: As there are no radiators to accumulate dust, underfloor heating is a more hygienic and healthier option.
• Sustainability: Aerothermal energy is a clean energy source that reduces the carbon footprint of the home.

Installation Considerations

• Insulation: Good insulation is essential to maximize the efficiency of the underfloor heating system.
• Sizing: It is crucial that both the heat pump and the underfloor heating system are correctly sized for the house.
• Qualified Professionals: The installation must be carried out by professionals with experience in aerothermal and underfloor heating to guarantee the best performance.

Steps to follow to install aerothermal energy in an existing house

Installing an aerothermal system in an existing home requires a series of carefully planned steps to ensure that the integration is successful and efficient. Here is a step-by-step guide you could use for your content:

Step 1: Initial Evaluation

Prior to any installation, it is crucial to perform a home assessment to determine the feasibility of the project.

• Insulation Inspection: Verify that the home’s insulation is adequate to maximize the efficiency of the aerothermal system.
• Existing Structure Review: Check that the structure of the home can support the modifications required for the installation.

Step 2: System Design

An aerothermal system must be designed specifically for each home, taking into account its unique characteristics.

• Thermal Load Calculation: Determines the heating and existing needs of the house.
• Equipment Selection: Choose the heat pump and system components that best meet the calculated needs.

Step 3: Obtaining Permits

Before proceeding, be sure to comply with all local regulations.

Construction Permits: Check with local authorities to obtain the necessary permits for the installation.

Step 4: Housing Preparation

Prepare your home for the installation of the new system.

• Equipment Space: Ensures the necessary space for the outdoor and indoor unit of the heat pump.
• Distribution System: If radiant floor heating or fan coils are to be used, prepare the house for their installation.

Step 5: System Installation

The installation must be carried out by a specialized technical team.

• Outdoor Unit Installation: Place the outdoor unit in a suitable location, ensuring optimum airflow.
• Indoor Unit Installation: Integrates the indoor unit with the home’s heat distribution system.
• Electrical and Piping Connections: Make all necessary connections, following safety regulations.

Step 6: Commissioning and Verification

Once the system is installed, it is necessary to perform a series of checks.

• System Testing: Verify that all components are working correctly and efficiently.
• Final Adjustments: Performs the necessary adjustments to optimize system performance.

Step 7: Instruction and Maintenance

Finally, make sure you understand how your new system works and plan for its maintenance.

• Training on Use: Ask the installer to teach you how to operate and maintain the system.
• Maintenance Contract: Consider establishing a maintenance contract to ensure optimal long-term performance.

Climate zone where the house is located

When considering the installation of an aerothermal system in an existing home, one of the most critical aspects in choosing the air conditioning system for the house.

The efficiency and effectiveness of aerothermal energy can vary significantly depending on the climate, so it is essential to take this factor into account from the beginning.

Why is the Climate Zone Important?

The climate zone determines the environmental conditions that the aerothermal system must cope with.

This includes the average air temperature during different seasons, relative humidity, wind speed and other meteorological factors that can affect the performance of the heat pump.

System Design

The design of the distribution system, whether underfloor heating, fan coils or radiators, must also be adapted to climatic conditions.

In colder areas, for example, it may be necessary to increase the density of the underfloor heating pipes to provide sufficient heat.

Calculation of Energy Demand

The energy demand of the house will vary according to the climate zone. In colder climates, heating demand will be higher, while in warmer zones, cooling demand will be the predominant factor.

Insulation and Efficiency

Home insulation is especially important in extreme climate zones. A well-insulated house will require less energy to maintain a comfortable indoor temperature, which increases the efficiency of the aerothermal system.

Specific Considerations by Climate Zone

• Cold Zones: In these areas, an aerothermal system with a higher heating capacity and possibly a backup system for extremely cold days may be needed.
• Temperate zones: Here, aerothermal can be extremely efficient, as temperatures are usually ideal for optimal operation of heat pumps.
• Hot Zones: In these areas, the focus may be more on the cooling capacity of the system, and attention should be paid to dehumidification and insulation to avoid heat gain.

Efficiency of aerothermal energy in an apartment versus a single-family house.

Aerothermal energy is an existing air conditioning solution that is becoming increasingly popular due to its efficiency and sustainability.

However, the efficiency of an aerothermal system can vary whether it is installed in an apartment or in a single-family house.

Aerothermics in Flats

Floors, especially those in multifamily buildings, have unique characteristics that can influence aerothermal efficiency:

• Limited Space: Flats often have limited space for the installation of the outdoor heat pump unit, which can restrict the size and capacity of the system.
• Lower Heating and Cooling Demand: Because apartments are surrounded by other dwellings, they often require less energy for existing heating and cooling due to the “insulation” effect provided by adjacent units.
• Building Regulations: There may be restrictions on the installation of outdoor units on balconies or facades, which could limit the feasibility of aerothermal.

Aerothermics in Single Family Houses

Single-family homes offer a different scenario for aerothermal energy:

• Greater Installation Flexibility: There are generally more options for the location of outdoor units, allowing the optimal system size and capacity to be selected.
• Energy Demand: Single-family homes may have a higher energy demand due to their larger square footage and exposure to external elements, requiring a higher capacity system.
• Integration with Distribution Systems: Single-family homes offer more options for integration with distribution systems such as radiant floor heating or fan coils, which can increase overall system efficiency.

In another article, we will prepare a comparison with heating systems. We will let you know as soon as it is ready.

Factors Affecting Efficiency

Regardless of the type of home, there are several factors that affect the efficiency of an aerothermal system:

• Insulation: Good thermal insulation is essential to maximize efficiency, regardless of whether it is an apartment or a single-family house.
• Ventilation: Adequate ventilation is crucial to avoid heat loss and maintain energy efficiency.
• System Sizing: It is essential that the heat pump is correctly sized for the specific needs of the home.

Possible house renovations for installation

Transitioning to an aerothermal system is a smart decision to improve the energy efficiency and comfort of your home. However, this change may require some renovations to your home.

Improved Insulation

An aerothermal system is more efficient when the house is well insulated, as it reduces heat loss in winter and cools the house in summer.

• Wall Insulation: It may be necessary to add insulation to the walls, either inside or outside.
• Window Upgrades: Replacing windows with double- or triple-glazed models can be a smart investment.
• Ceiling and Floor Insulation: It is important to ensure that ceilings and floors are also well insulated.

Heat Distribution System

Depending on the existing heat distribution system, some modifications may be necessary.

• Installation of radiant floor heating: If radiant floor heating is chosen, it will be necessary to raise the existing floor to install the pipes.
• Adaptation of radiators: If it is decided to keep the radiators, they may need to be adapted or replaced by aerothermal compatible models.

Space for Outdoor Unit

The aerothermal heat pump requires an outdoor unit that must be installed in a suitable location.

• Location: There should be sufficient space around the unit for optimum airflow.
• Support: It may be necessary to build a base or support for the outdoor unit.

Electrical Installations

Aerothermics requires an electrical connection that may require an upgrade of the existing installation.

• Power: Make sure that the contracted power is sufficient for the new system.
• Protections: Additional electrical protections may be required.

Ventilation and Dehumidification

A good ventilation system is crucial for maintaining indoor air quality and for the efficiency of the aerothermal system.

Mechanical Ventilation: It may be necessary to install a controlled mechanical ventilation (CMV) system.

Permits and Regulations

Before undertaking any renovation, it is important to verify the need for building permits and to comply with local regulations.

• Check with City Hall: Make sure you obtain all the necessary permits before starting work.
• Community Regulations: If you live in a community of owners, consult the internal regulations.

Space to place the aerothermal equipment

The installation of an aerothermal system in a house requires adequate space for both the outdoor and indoor units.

So what is the ideal location for the equipment?

Outdoor Unit

The outdoor unit, known as the heat pump, is the one that captures the energy from the air. The following points should be considered for its installation:

• Ventilation: There must be sufficient free space around the unit to allow adequate air circulation. This is crucial for heat exchange efficiency.
• Access: Sufficient space must be provided around the unit to facilitate access for maintenance and repair.
• Protection: Although the units are designed to be outdoors, they should be placed in a location that protects them from direct weathering and accumulation of leaves or snow.
• Noise: Consider proximity to living areas and neighbors, as the outdoor unit will generate some noise during operation.

A common location for the outdoor unit is on the side of the house or in the garden, where there is airflow and it is easily accessible for maintenance.

Indoor Unit

The indoor unit, which transfers heat to the home’s distribution system (such as radiators, underfloor heating or fan coils), also needs a designated space.

• Proximity to Living Zones: Ideally, the indoor unit should be close to areas requiring heating or cooling to minimize energy loss.
• Accessibility: It must be easily accessible for maintenance and inspection.
• Noise Level: Although indoor units are generally quiet, it is best to avoid placing them adjacent to bedrooms or sleeping areas.

Common locations for the indoor unit include basements, garages, utility rooms or even attics, provided accessibility and adequate ventilation are maintained.

General Considerations

• Equipment dimensions: Before deciding on the location, check the dimensions of the fan heater to make sure that the selected space is adequate.
• Connections: Consider the length of piping and electrical wiring required to connect the outdoor unit to the indoor unit and to the home’s distribution system.
• Local Regulations: Check local or homeowner’s community regulations that may affect the location of the outdoor unit.

Types of aerothermal energy that can be installed in an existing house

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Types of Aerothermal Energy that can be Installed in an Existing Home

In an existing house, there are several options for integrating aerothermal energy, depending on the heating, cooling and hot water needs.

Below, we explore the most common types of aerothermal systems that can be installed.

Aerothermal Heating and Hot Water Heating with Conventional Radiators

Aerothermal energy can be an excellent ally of conventional radiators, providing an efficient solution for heating and domestic hot water production.

• Compatibility: Existing radiators may need to be evaluated to ensure that they are compatible with the operating temperatures of the aerothermal heat pump.
• Efficiency: Although conventional radiators are designed for high water temperatures, aerothermal heat pumps operate more efficiently at lower temperatures, so it may be necessary to adjust the size of the radiators or replace them with low-temperature models.

Aerothermal with Fan Coils for Heating, Cooling and Hot Water

Fan coils are units that distribute heat or cold through a fan, and are a flexible option for integration with aerothermal energy.

• Versatility: They allow both heating and cooling, which makes them ideal for climates with significant seasonal variations.
• Installation: They may require less work than underfloor heating, since they work with aerothermal installers in walls or ceilings and are connected to the aerothermal unit by means of pipes.

Underfloor Heating with Underfloor Heating for Cooling, Heating and Hot Water

Underfloor heating is one of the most efficient distribution systems to use with aerothermal energy, providing a unique feeling of comfort.

• Comfort: Uniform heat distribution from the ground provides a superior sense of comfort and can be used for both heating and cooling.
• Integration: Installation in an existing home may require significant works, but the result is a highly efficient and aesthetically pleasing system.

Heat Pump for Heating

An aerothermal heat pump dedicated exclusively to heating is an option for those who do not require cooling.

• Simplicity: By focusing only on heating, installation and maintenance can be simpler.
• Efficiency: Heat pumps are known for their high efficiency, especially compared to traditional fossil fuel-based heating systems.

Each of these systems has its own advantages and may be more suitable for certain homes and needs.

The choice will depend on factors such as local climate, existing infrastructure and personal preferences for comfort and energy efficiency.

How much does a house with aerothermal energy use?

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How Much Does a House with Aerothermal Energy Spend?

Aerothermal energy is an energy efficient solution that uses energy from outside air to provide heating, cooling and hot water. But what is the actual cost associated with its use in a home?

How Much Does Aerothermal Energy Spend per Month?

The monthly cost of an aerothermal system will depend on several factors, such as the climate of the area, the insulation of the house, the use of the system and the electricity tariff.

On average, a well-insulated house with an aerothermal system could have a monthly energy cost from about 50 to 150 euros, although these values can vary significantly.

• System Efficiency: Aerothermal systems have an efficiency that is measured by the production ratio and contributes to reduce energy consumption, known as COP (Coefficient of Performance). A higher COP means higher efficiency and lower costs.
• Use: The cost will also vary depending on whether the system is used for heating only, hot water only, or both.

How much can I save with Aerothermics?

The savings with aerothermal energy compared to traditional heating systems can be considerable.

It is estimated that aerothermal energy can be up to 50-60% more economical than fossil fuel-based systems, such as diesel or natural gas, especially when combined with good insulation and efficient use.

Comparison with other systems: When compared to traditional electric systems, the savings can be even greater, since aerothermal systems take advantage of the renewable energy in the air.

How much does it cost to install Aerothermal Energy in a house?

The installation of aerothermal energy involves a significant initial investment that may vary depending on several factors and depends on whether we have a suitable place to install it. Let’s see which are the main ones.

Factors Influencing Price

• Size of the dwelling: The larger the dwelling, the larger the system required and, therefore, the higher the energy costs.
• Type of Distribution System: Cost varies whether connecting to an existing radiator system, installing radiant floor heating or using fan coils.
• Quality of Insulation: A poorly insulated house will require a more powerful system, which increases energy costs.
• Make and Model: High-end aerothermal systems with better performance and efficiency come at a higher price.
• Installation: Installation costs for aerothermal systems can vary depending on the complexity of the job and the need for additional renovations.

So, how much does the installation cost?

In general terms, the installation of an aerothermal system in a house can range between 5,000 and 20,000 euros, although these prices can be higher or lower depending on the factors mentioned above.

This is the general idea that you can and should keep in mind. From there, if you have any doubt, you can contact us and we will solve it. Ready to install aerothermal energy in your home?