{
 "source": "villalife",
 "url": "https://villalife.se/renovering-bygge/tillaggsisolering-villa-2026-guide-energibesparing/",
 "licence": "CC BY 4.0",
 "column": "Materialkostnad",
 "rows": [
  {
   "label": "Vind: 100 → 400 mm lösull",
   "value": 8000,
   "unit": "– kr"
  },
  {
   "label": "Yttervägg: +100 mm mineralull",
   "value": 35000,
   "unit": "– kr inkl. a"
  },
  {
   "label": "Källarvägg: PIR-skiva 80 mm",
   "value": 12000,
   "unit": "– kr"
  }
 ]
}