In the context of improving the energy efficiency of housing in Belgium, various financial grants are available to help you install an air-to-air heat pump, also known as the name of air conditioning reversible.

This 2-in-1 system provides both heating in winter and air conditioning in summer, ensuring thus a comfortable temperature all throughout the year.

No direct federal aid, but several options available

Although there is no specific Belgian federal subsidy for air-to-air heat pumps alone, there are several alternatives available to you, including:

Energy premiums (Belgian CEE equivalent)
Integration into a project for comprehensive renovation, entitling to regional incentives for
Local premiums depending on your region or municipality
Reduced VAT on labor
Zero-interest eco-loan (green loan or regional eco-loan)

This guide helps you understand what financial assistance is available in Belgium to fund your reversible air conditioning project.

Summary of subsidies available in Belgium for an air-to-air heat pump

Are you considering installing a reversible air conditioning system for one room or for your entire home? a6> room or for your entire home? Here is a table summarizing the main subsidies available in Belgium, depending on the size concerned:

Financial assistance	1 room (20m²)	Entire place (100m²)
Regional energy subsidy	~€120	~€400
Comprehensive energy-efficient renovation (Wallonia, Brussels, Flanders)	–	Up to 50% of the cost of the work depending on your income
Local assistance (municipality, province, region)	Variables depending on the areas
	Reduced VAT	6% or 12% on labor depending on the case
Eco-loan at zero interest (green loan)	Up to €15,000 with no interest

Eligibility requirements for air conditioning reversible subsidies (Belgium)

To benefit from Belgian aid, certain conditions must be met:

The work must be carried out by a company approved and certified
Applications must be submitted before work begins
The building must be at least 10 years old (varies depending on the region)
The device installed must have a SCOP greater than 3.9
Certain premiums are subject to conditions of income
You must be the owner-occupier or landlord (primary residence)

Models eligible for air-to-air heat pump at Thermor (Belgium)

The energy performance of your appliance determines the subsidies you are eligible for. The SCOP (Seasonal Coefficient of Performance) measures the efficiency of your equipment in heating mode. For example, an SCOP of 4 means that the appliance produces 4 kWh of heat for every 1 kWh of electricity consumed.

Thermor offers several models that are eligible for Belgian subsidies:

Nagano Wall-mounted Pure: SCOP of 4.6, with air purifier, remote control, detection of presence
Niseko Wall-mounted: compact and affordable, controllable via smartphone, SCOP of 4
Nagano Console: floor-mounted, ideal for conservatories or attics, SCOP of 4.2

Contact an approved partner installer in Belgium for a quote and personalized support.

Belgian energy subsidies for reversible air conditioning

Energy subsidies (CEE Belgian version) are paid by the regions or certain partner energy companies. The amount depends on several criteria: climate region, type of housing, power of the equipment, household income, etc.

Residential housing: according to regional technical specifications (e.g., RW/Brussels Environment specifications), a minimum SCOP of 3.9 is required, and the power of the outdoor unit must not exceed 12 kW.
Sector tertiary: enhanced technical requirements (SCOP > 4.2, SEER > 6), applicable to buildings used for professional purposes.

Comprehensive renovation grant and Serenity grant (Belgium)

Belgium offers enhanced incentives if you integrate your reversible air conditioning system. a8> integrate your air conditioning reversible into a a14> project for energy-efficient renovation of your entire home:

Prime Sérénité: available to low-income households if the work generates at least 30-35% energy savings. A preliminary energy audit is mandatory.
Comprehensive renovation package: up to €10,000 for those on the lowest incomes, with an audit to validate the project’s performance.

The conditions and amounts vary depending on your region (Brussels, Wallonia, Flanders). Check regional platforms such as Homegrade, Rénolution, or Rénoprimes for more details.

Reduced VAT in Belgium for reversible air conditioning

In Belgium, a reduced VAT rate of 6% applies to renovation work carried out by a certified professional, provided that:

The building is more than 10 years old.
The work is carried out for a main residential use
The equipment is supplied and installed by the same approved contractor.

The reduced VAT rate can be combined with other forms of assistance such as the energy bonus or eco-loans.

Local aid in Belgium: not to be overlooked

Belgian municipalities, provinces, and regions sometimes offer additional subsidies for the installation of an air-to-air heat pump. Contact your local government or visit the Belgian ANAH (equivalent to ANIL) website to find out what assistance is available in your area.

Zero-interest eco-loan in Belgium

In Belgium, several partner banks offer green loans at zero interest rates. a6> green loans at zero interest rates to finance which a13> allow you to finance all or part of your work:

Up to €15,000 for a single measure such as installing a heat pump
Up to €50,000 as part of a package of energy efficiency works.

This loan is intended for owners who occupy or landlords and must be repaid within a maximum of 15 years. Contact your banking advisor to apply.

This post is also available in: Dutch French

Financial assistance in Belgium for installing reversible air conditioning: Everything you need to know