Exterior insulation: an effective solution to renovate your house in Belgium

Exterior insulation: an effective solution to renovate your house in Belgium
Summary

    In Belgium, energy renovation has become a priority for many homeowners. With rising energy costs, energy performance requirements, and sometimes harsh climatic conditions, improving the insulation of your home is no longer an option but a necessity.

    Among the most effective solutions, exterior insulation, also known as thermal insulation from the outside (ITE), proves to be a particularly effective lever. It significantly improves the comfort of your home while enhancing your property value.

    Whether you are in Wallonia, Brussels, or Flanders, Avenir Rénovations supports you in your exterior insulation projects with a comprehensive approach, tailored to local specifics and market demands.

    Why choose exterior insulation for your home?

    Before starting work, it is essential to understand the concrete benefits of exterior insulation.

    Improve the energy performance of your home

    Exterior insulation helps limit thermal losses, which represent a significant portion of heat loss in a poorly insulated house. By enveloping your home, it acts as a true thermal barrier.

    Reduce your heating bills

    In Belgium, where winters can be cold and damp, good insulation significantly reduces your heating needs. The result: sustainable savings on your energy bills.

    Improve your thermal comfort all year round

    Exterior insulation helps retain heat in winter while also limiting overheating in summer. You thus benefit from optimal comfort in all seasons.

    Enhance your property value

    A well-insulated home presents better energy performance (PEB), a criterion that is now crucial for buyers and tenants. You thus increase the value of your property in the Belgian market.

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    What is external insulation (ITE)?

    Definition and principle

    External thermal insulation involves applying an insulating material to the facades of your house and then covering it with a finishing layer. This technique effectively addresses the entire building envelope.

    Main external insulation techniques

    Insulation under render

    This is the most common solution. The insulation is fixed to the facade and then covered with a render. It provides a uniform and modern aesthetic finish.

    Insulation under cladding

    The insulation is covered with cladding (wood, composite, metal…). This technique allows for a new style for your facade while improving its performance.

    Insulation with insulating panels

    Different solutions exist depending on the building constraints and project objectives.

    What are the benefits of external insulation?

    What are the benefits of external insulation?

    Elimination of thermal bridges

    ITE effectively addresses thermal bridges, which are responsible for significant heat loss.

    No loss of interior space

    Unlike interior insulation, you do not lose any living space.

    Complete renovation of your facade

    External insulation work often provides an opportunity to modernize the appearance of your house.

    Improvement of the EPC score

    Better insulation directly contributes to improving the EPC certificate of your home, a major asset in case of sale or rental.

    Which insulating materials should be preferred in Belgium?

    The choice of materials depends on several criteria: budget, thermal performance, technical constraints, and ecological preferences.

    Synthetic insulators

    • Expanded polystyrene (EPS)
    • Polyurethane (PUR/PIR)

    They offer an excellent performance-to-price ratio.

    Mineral insulators

    • Rock wool
    • Glass wool

    They provide good thermal and acoustic performance.

    Natural insulators

    • Wood fiber
    • Cork
    • Hemp

    These materials are appealing for their ecological aspect and comfort.

    How to make the right choice?

    Professional guidance allows for selecting the most suitable solution for your home and the Belgian climate conditions.

    What budget should be planned for external insulation in Belgium?

    Average price per m²

    The cost of external insulation generally ranges from €100 to €250 per m², depending on materials and finishes.

    Factors influencing the price

    • The surface area of the facade to be treated
    • The condition of the substrate
    • The type of insulation chosen
    • The finish (render, cladding…)

    A profitable investment

    Even though the initial cost may seem significant, the energy savings achieved allow for an interesting return on investment in the medium term.

    What budget should be planned for external insulation in Belgium?

    What grants are available for exterior insulation in Belgium?

    Regional aids

    In Belgium, several schemes exist depending on your region:

    • Wallonia: housing grants
    • Brussels: RENOLUTION grants
    • Flanders: Mijn VerbouwPremie

    Eligibility conditions

    The aids depend on:

    • Your income
    • The type of work carried out
    • The energy performance achieved

    Optimize your financing

    Support from a professional helps maximize available aids and significantly reduce the overall cost of your project.

    What are the steps for exterior insulation?

    What are the steps for exterior insulation?

    Avenir Rénovations supports you at every stage of your exterior insulation: facade diagnosis, site preparation, installation of insulation materials, careful finishing, and project acceptance, to sustainably improve the thermal performance and aesthetics of your home.

    Why choose Avenir Rénovations?

    A company with a ten-year guarantee covering all trades

    Avenir Rénovations franchisees are general construction companies capable of managing your entire project.

    Comprehensive support

    From study to execution, you benefit from personalized follow-up at every stage.

    A single point of contact

    One contact oversees your project, simplifying communication and coordination.

    Expertise in the Belgian market

    Avenir Rénovations Belgium adapts each project to local specifics, regulations, and available aids.

    External insulation is currently one of the most effective solutions for improving the energy performance of your home in Belgium. It helps reduce your consumption, enhance your comfort, and sustainably increase the value of your property.

    In a context where energy requirements are tightening, investing in effective insulation is a strategic choice.

    By choosing Avenir Rénovations, you benefit from professional support, complete management of your project, and a solution tailored to your needs for a successful and sustainable renovation.

    Des travaux de rénovation sans que leurs propriétaires n'aient eu à lever le petit doigt