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We filter out the noise: what matters on sustainable construction, materials and EPDs. Not one more, not one less.

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Descarboniza grows every day: new tools, new data and more people using them all the time. The latest we've built ›

© 2026 Descarboniza

Tools
  • Your home's X-ray
  • HE + Carbon study
  • Comparator
  • Thermal calculator
  • Condensation calculator
  • Cierzo · carbon from your bill of quantities
  • Building assemblies (Spanish)
  • Radon calculator
  • CAE certificates
Directory
  • Materials
  • Architecture
  • Builders
  • Projects
  • EPDs
  • Upload your EPD
Descarboniza
  • Manifesto
  • Team
  • Methodology
  • Map
  • Logbook
  • Supporters
  • Support the project
  • Rammed-earth EPD fund
  • Contribute
  • Join
  • News
  • Our books
Legal
  • Legal notice
  • Terms
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Our mission

The Spanish directory of sustainable construction. We compare materials with verified EPD data, connect manufacturers with technicians and speed up decarbonisation across the sector.

El 1,5 % de cada pago que nos llega por Stripe va a eliminar CO₂ de la atmósfera · Stripe Climate

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