How it works

From EPC label to dream home in 4 steps

No hassle, no surprises. We guide you from the first estimate to the final inspection — everything under one roof.

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Step 01

Get an instant estimate

Answer a few simple questions about your home — type, year of construction, location and current insulation. Within 2 minutes you receive a personalised renovation estimate with indicative costs and available subsidies.

  • 100% free and non-binding
  • Result in less than 2 minutes
  • Subsidy overview per region included
Step 02

An expert visits your home

A certified energy expert visits your property for a thorough inspection. We analyse walls, roof, windows, heating and ventilation. Within 5 working days you receive a detailed report.

  • Certified EPC reporter
  • Detailed report within 5 days
  • Exact EPC score and improvement points
Step 03

Your renovation tailored to you

Based on the audit, we draw up a complete renovation plan. You get a clear overview of all works, exact prices, a realistic schedule and we handle the subsidy applications for you.

  • Exact prices per renovation category
  • Full subsidy application included
  • Feasible custom schedule
Step 04

We renovate, you enjoy

Our experienced BB Design team carries out all works — from roof insulation to heat pump. One single point of contact coordinates everything: permits, planning, subcontractors and quality control.

  • One point of contact from A to Z
  • Experienced renovation team (15+ years)
  • Warranty on all completed works

Ready to get started?

Calculate your free renovation estimate and discover how much you can save on energy — and how many subsidies you can receive.

Join 2,340+ homeowners who already received their estimate