Stop wasting hours on complex calculations. Get instant, accurate U-values ready for your reports.
U-Value Calculation
Completed in 28 seconds
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Built for speed, accuracy, and professional reports
Get instant U-values without complex spreadsheets or manual lookups.
Professional, formatted reports ready for clients and building control.
Built-in checks catch common errors before they cost you time.
Pre-loaded material database
Updated with latest thermal conductivity values
SAP and SBEM compliant
Meets all UK building regulation requirements
Cloud-based storage
Access your calculations from any device