Passive Cooling Guides and Tools

Comprehensive guides and tools to help you understand passive cooling and testing.

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Pirta Energy Calculator

Quickly Calculate Estimated Energy Saved (kWh yr⁻¹) and CO2 Saved (MT CO₂e yr⁻¹) for your specific geography.

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Person applying white waterproof coating on a roof with a roller brush.

Comprehensive Guide to Understanding Passive Cooling and Testing

This comprehensive guide focuses on understanding how passive cooling works, the relationship between solar reflectance, emissivity and the Solar Reflectance Index (SRI), and how these metrics relate to the effectiveness of cooling systems. A particular focus will be on Passive Daytime Radiative Cooling (PDRC), which is gaining attention for its potential to cool surfaces below ambient temperatures.

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Worker operating a yellow Hyster forklift, moving pallets of packable materials inside a warehouse.

Comprehensive Guide to Integrating Passive Cooling into Warehouses

In an era of increasing energy costs and environmental concerns, integrating passive cooling strategies into warehouses is an effective way to reduce energy consumption and operational costs. This guide provides an in-depth look at various passive cooling methods, including their advantages, disadvantages, costs, timeframes, and the potential return on investment. Special attention is given to paints and coatings, which play a pivotal role in passive cooling strategies.

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Proven Results

The combination of high reflectivity, high emissivity, and a VOC free formula make Pirta paint an important part of your climate solutions.

View the full test results.

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Solar Reflective Index (SRI)

117.66

Partners & Accreditations

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Cooling the planet, one surface at a time.