Insulation Material Calculator
Boards or rolls needed for walls, floor and ceiling.
About the Insulation calculator
Use this insulation material calculator for van conversion build materials. Boards or rolls needed for walls, floor and ceiling.
Enter your insulation details
10–20% typical for curved van walls.
Your insulation results
Total area
46.6 m²
Walls 26.6 • Floor 10 • Ceiling 10
Per board
2.88 m²
Boards needed
19
Inc. 15% waste
Material cost
£532.00
Why insulation matters for van conversion build materials
Plan with confidence
Getting your insulation numbers right early avoids costly rework, undersized components and surprises on the road.
Related build & materials tools
Pair this with the rest of our build & materials calculators to plan your full van conversion.
Insulation calculator FAQ
- What does the Insulation Material Calculator do?
- Boards or rolls needed for walls, floor and ceiling. It is designed for van conversion build materials so you can plan with confidence.
- Is the insulation calculator free to use?
- Yes. All VanTools calculators, including the Insulation Material Calculator, are free to use with no sign-up required.
- How accurate are the insulation results?
- Results are estimates based on the values you enter and standard van conversion build materials assumptions. Always sanity-check against manufacturer data and your real-world conditions.
- Can I share or save my insulation calculation?
- Yes. Use the Share button to copy a link that includes your inputs, or use Export to download a PDF or image of your results.