ISDE Subsidy Application Service - Professional support by Hewa

Price excl. VAT€ 57,85Price incl. VAT€ 70,00

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Item number: 181301

Hewa manages the full ISDE subsidy process for heat pumps and solar systems – complete, accurate and easy. Read more

Complete handling of your ISDE subsidy application
For heat pumps, solar water heaters and hybrid systems
Support for homeowners and installers
Fast and reliable documentation process
High approval success rate
ISDE-compliant systems supplied by Hewa
Personal guidance throughout the process

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Subsidy made simple

With the ISDE Subsidy Application Service from Hewa, you can leave all paperwork to us. We take care of your ISDE subsidy application for heat pumps, solar water heaters and hybrid systems – from start to approval.

What’s included

Eligibility check and subsidy calculation
Collection and validation of required documents
Submission to RVO and follow-up

Additional costs only apply if incomplete or incorrect documents require re-submission.

What we need from you

Invoice copy of the system
Official ISDE registration code (/subsidie/isde)
Installation certificate from a recognised installer

ISDE-compliant systems

All heat pumps and solar systems supplied by Hewa meet ISDE standards and include all required documentation for approval.

Working with experts

For technical verification, we collaborate with certified installation partners to ensure your setup meets all RVO conditions.

Costs & transparency

We charge a fixed fee covering all administrative work. Additional fees apply only for rework or incomplete data. All costs are communicated upfront.

Your benefits

No hassle – full process handled by professionals
Faster approval and fewer errors
Personal guidance and follow-up

Hewa – your renewable partner

We also supply heat-pumps, solar boiler systems and installation-materials. Contact us via contact for tailored advice or to order the ISDE Subsidy Application Service directly.