---
title: Energy Model Validation | BuildingGT
description: Accurate U‑value measurement for energy models. Replace assumptions with real data to improve building energy performance and reduce prediction gaps.
---
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APPLICATIONS
# **Energy Model Validation with U-Value Measurements **
Understand how accurate U-value measurement improves energy model validation by replacing assumptions with real performance data.
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## The Importance of U-Value Measurements in Energy Models
Energy models often rely on assumed U-values, leading to gaps between predicted and actual building energy performance. Without real data, it is difficult to validate simulations or accurately assess energy consumption.
In situ U-value measurements provide a direct way of measuring U-value under real conditions. By measuring real U-values across the building envelope, professionals can check true thermal performance and improve model inputs.
Using an ISO 9869 U-value measurement ensures reliable thermal conductance measurements. It improves model accuracy and supports better energy performance outcomes.
Measuring U-Value within retrofitting processes helps by:
- Replacing assumed values with real U-value measurement data.
- Identifying performance gaps in building envelope U-value measurement.
- Detecting bridge effects and underperforming building materials.
- Improving accuracy of predicted energy consumption and energy savings.
- Strengthening reliability of design decisions.
### Solving Energy Model Uncertainty with UVAL Wired and UVAL Wireless.
UVAL Wired and UVAL Wireless replace assumed U-values with real measurements across building elements. They help confirm energy model accuracy.
Our solutions enable:
- Accurate in situ U-value measurement for real-world validation.
- Validate predictions vs actual performance.
- Accurate, high-resolution data for model validation.
- Accurate baseline performance and post-retrofit validation.
- ISO 9869 U-value measurement using a non-invasive approach.
#### Explore relevant energy model validation publications that feature our UVAL systems.
[](https://www.sciencedirect.com/science/article/pii/S2352340924010291)
H Alkhatib, B Norton, D Gavin, P Lemarchand (2024)
###### ["Assessing thermal performance: Dataset from an experimental study on U-value variability."](https://www.sciencedirect.com/science/article/pii/S2352340924010291)
[](https://publications.ibpsa.org/proceedings/usim/2024/papers/usim2024_1B-4.pdf)
Laurence Peinturier and David Wallom (2024)
###### ["From complexity to scalability: Simplifying building energy models for wider adoption."](https://publications.ibpsa.org/proceedings/usim/2024/papers/usim2024_1B-4.pdf)
[](https://www.researchgate.net/publication/319097097_Campus_Energy_Model_Using_a_Semi-Automated_Workflow_to_Build_Spatially_Resolved_Campus_Building_Energy_Models_for_Climate_Change_and_Net-Zero_Scenario_Evaluation)
Thomas David Suesser and Timur Dogan (2017)
###### ["Campus Energy Model: Using a Semi-Automated Workflow to Build Spatially Resolved Campus Building Energy Models for Climate Change and Net-Zero Scenario Evaluation."](https://www.researchgate.net/publication/319097097_Campus_Energy_Model_Using_a_Semi-Automated_Workflow_to_Build_Spatially_Resolved_Campus_Building_Energy_Models_for_Climate_Change_and_Net-Zero_Scenario_Evaluation)
##### Discover our UVAL Systems:
Do you have questions on our UVAL systems? Explore our FAQs, or reach out to us via our contact page.
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UVAL Wired
###### [Precision U-value measurements, made simple.](https://info.greenteg.com/building/uval-wired?hsLang=en)
[](https://info.greenteg.com/building/uval-wireless?hsLang=en)
UVAL Wireless
###### [Flexible U-value insights, from anywhere.](https://info.greenteg.com/building/uval-wireless?hsLang=en)
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