Degradation of Insulating Glass Units – How Sparklike Helps Thermal Performance Monitoring

Sparklike Laser Portable being used in a building in Germany
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Sparklike Laser Portable being used in a building in Germany | Photo: Sparklike

Date: 23 April 2025

Maintaining the performance of insulating glass units over time is key to energy efficiency. Discover how Sparklike technology helps monitor and manage IGU degradation effectively.

Insulating glass units (IGUs) are a cornerstone of energy-efficient buildings, but their performance isn’t static. Over time, environmental factors such as temperature fluctuations, moisture ingress, and UV exposure degrade their thermal efficiency. A 2023 study titled “Degradation of Insulating Glass Units: Thermal Performance, Measurements and Energy Impacts” highlights the challenges of IGU durability and energy modeling, emphasizing the need for reliable in-field measurement tools.

Enter Sparklike, whose innovative devices offer practical solutions to address these issues, ensuring sustained IGU performance and optimized energy efficiency.

The Challenge: Measuring IGU Degradation

The study underscores several key findings about IGU degradation:

  1. Impact on Energy Performance: Seal failures and gas leakage lead to increased U-values, escalating heating and cooling demands.
  2. Inadequate Standards: Existing durability tests often fail to account for real-world conditions, leaving gaps in field validation.
  3. Energy Modeling Limitations: Many models assume “as-installed” performance, underestimating lifetime energy consumption due to IGU aging.

These findings highlight the need for precise, non-destructive methods to measure insulating glass unit degradation in real-time and ensure proactive maintenance.

Sparklike Technology: A Game-Changer in IGU Assessment

Sparklike’s devices, such as the Sparklike Laser Portable™, offer a solution for non-invasive measurement of argon and krypton concentrations in IGUs. By enabling real-time field measurements, these tools bridge the gap between laboratory tests and real-world conditions.

On-site site case study

Key Advantages of Sparklike Devices:

  • Non-Invasive Testing: Unlike traditional destructive methods, Sparklike devices assess IGU gas concentrations without compromising the unit.
  • Portable and Versatile: The Sparklike Laser Portable is ideal for in-field use, accommodating varied IGU configurations and spacer types.
  • Enhanced Accuracy: With ±2% precision, Sparklike devices ensure consistent and reliable data.

Integrating Sparklike into IGU Maintenance

The study emphasizes that IGU degradation often stems from factors like gas leakage and sealant wear, which are difficult to detect visually. By integrating Sparklike devices into regular maintenance protocols, stakeholders can:

  • Identify early signs of performance loss, such as declining gas fill rates.
  • Implement timely retrofits or replacements to maintain thermal efficiency.
  • Use accurate data for energy modeling, improving lifetime energy consumption predictions.

Read ift Rosenheim test Report of Laser Portable

Sustainability and Economic Benefits

Sparklike technology not only enhances IGU performance but also aligns with sustainability goals by:

  • Reducing energy waste in buildings.
  • Extending the lifespan of IGUs through informed maintenance.
  • Supporting compliance with energy efficiency standards and certifications.

These advantages translate into cost savings for building operators and a reduced carbon footprint, contributing to a more sustainable built environment.

Conclusion: Building a Resilient Future

As the study highlights, the durability and thermal performance of IGUs are crucial for minimizing energy consumption and environmental impact. Sparklike’s innovative solutions empower professionals to monitor IGU health effectively, bridging the gap between durability standards and real-world application.

Contact Sparklike for more information and support on measuring argon concentration in IGUs.

Contact Sparklike for More Information

Source:

Likins-White, M., Tenent, R. C., & Zhai, Z. (2023). Degradation of insulating glass units: Thermal performance, measurements, and energy impacts. Buildings, 13(2), 551. https://doi.org/10.3390/buildings13020551

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