Calculator/Tool

Thermal Bridge Psi-Value Calculator

This calculator can be used to determine psi-values for 2-D thermal bridges in combination with THERM.

January 6, 2026

By Phius Certification Team

Download the Thermal Bridge Psi-Value Calculator

Use this to calculate linear heat loss transmission coefficients (psi-values) for Phius Certification. The workbook is set up to print one-page thermal bridging reports that can also be presented to clients.

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