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How industrial sites can substantiate green investments step by step
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Flemish companies are feeling the pressure to reduce their dependence on fossil fuels, keep energy costs under control, and cut CO₂ emissions. For industrial sites and larger business premises, this raises specific questions about industrial heat pumps, e-boilers, residual heat utilization, thermal storage, and inter-company heat networks. At the same time, grid capacity, investment planning, and business continuity make these choices less straightforward than they might seem at first glance.
This urgency is further reinforced by the geopolitical context. The recent unrest in the Middle East has once again demonstrated how quickly energy prices can fluctuate. In such an environment, reducing dependence on fossil fuels becomes not only a sustainability issue, but also a matter of resilience and investment security. What does this mean in concrete terms, and how can you best address it?
Why act now?
For many organizations, sustainability is no longer a standalone project, but a strategic exercise linked to energy prices, CO₂ reduction, grid constraints, and future investments. VLAIO positions the greening scan precisely in that context: as a subsidized feasibility study for companies that want to assess whether an investment in heat pumps, e-boilers, residual heat, geothermal energy, thermal storage, or heat networks is technically and economically viable. VLAIO supports 85% of the study costs, up to a maximum of €10,000 excluding VAT per project.
A familiar example: a manufacturing company with significant heating requirements wants to reduce its natural gas consumption. On paper, an industrial heat pump seems like an attractive option. But this immediately raises additional questions. Are the required temperature levels achievable? Is there sufficient electrical connection capacity? What is the effect on peak load and operating costs? And does the investment fit in with the planned replacement of existing installations?
Without structured analysis, there is a high risk that a measure will be implemented too early, on too large a scale, or in the wrong form. This is a real concern, particularly at larger sites, where continuity, compliance, and budgetary timing all come together.
What makes choosing the right green technology complex?
The choice of green technology is rarely a simple calculation. At industrial and other energy-intensive sites, multiple parameters come into play simultaneously.
Technical context Temperature levels, power demand, operating hours, and seasonal profiles determine whether a heat pump, electric boiler, or residual heat recovery system is truly suited to the process or building-related demand.
Operational reality An investment must be feasible without putting unnecessary pressure on the continuity of the site. Downtime, conversion times, and the connection with existing installations are often decisive factors.
Electrical constraints Grid capacity is a hard limit in many locations. Anyone who electrifies without fully understanding this constraint risks ending up with a solution that is technically feasible but practically unworkable.
Financial logic Investment costs, operating costs, energy price scenarios, and payback periods must be assessed in conjunction with each other. A measure that appears interesting at first glance may turn out to be less financially logical if peak capacity, storage, or additional infrastructure is required.
Decision-making Larger sites often involve multiple stakeholders: technical services, management, operations, and finance. In such cases, a technical idea alone is not enough. A well-founded decision-making framework is needed to create internal support.
Typical measures that feature in such considerations include industrial heat pumps, e-boilers, residual heat utilization, thermal storage, geothermal energy, and heat networks between companies, technologies that VLAIO explicitly mentions within the framework of the greening scan.
Approach: a methodology for objectifying choices
A greening scan is most valuable when it is not approached as a separate study, but as a methodology for objectifying and phasing investments.
Step 1: Technical validation
The aim is to determine whether a proposed measure is actually suitable for the site. Ingenium maps out heat demand, temperature levels, electrical power, existing installations, and spatial constraints. The output is a clear technical framework that replaces assumptions with concrete site data.
Step 2: Economic justification
The goal is to focus the investment logic before CAPEX is committed. Investment costs, operating costs, energy price scenarios, and payback periods are calculated, possibly for multiple technology options side by side. The output is a scenario comparison that helps to avoid risks and deploy resources in a targeted manner.
Step 3: Phasing over time
The aim is to determine whether it makes most sense to invest now, later, or in phases. This involves looking at the investment horizon, replacement times, network constraints, and possible links with other interventions. The output is greater certainty about timing, the spread of investments, and feasibility in practice.
Step 4: Translation into a usable decision document
The goal is not only to produce a study, but also to provide a guiding framework for further choices. Ingenium helps translate the results into a concrete next step: a targeted investment, a phased process, or a broader roadmap with scenarios, investment planning, and risk management. This allows the scan to be incorporated into a broader master plan, without automatically resulting in a larger process.
The financial threshold is limited. At Ingenium, the full scan costs €11,550 excluding VAT, of which the company pays €1,732.50 excluding VAT itself . VLAIO finances the remaining 85%, up to a maximum of €10,000 excluding VAT per project.
New in 2026: this de minimis aid will be visible in the eAid register, allowing companies to monitor their remaining aid margin more transparently.
What are the benefits?
- Greater certainty before an investment decision is made
- Better alignment between technology, site context, and network capacity
- Reduced risk of incorrect or premature investments
- Informed choices with attention to continuity, costs, and timing
- A useful starting point for further phasing, roadmap, or master plan
Would you like to know what this means for your site or organization? A greening scan helps you approach investment choices in a well-founded and coherent manner, rather than ad hoc. Ingenium structures the technical and economic preconditions, compares scenarios, and helps determine which next step is most logical for your site.
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Would you like to know what this means for your site or organization?
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