Radiant Panel Testing
Need to verify your flooring meets critical fire safety standards? Our Radiant Panel Testing measures Critical Radiant Flux to help your products comply with building codes while offering superior protection. This essential test identifies the minimum level of heat energy required to sustain burning, helping you rank products based on fire behavior and make informed safety decisions. You'll gain competitive advantage with reliable fire performance data that helps you develop safer products and protect end-users.

What is Radiant Panel Testing at Element?
The Radiant Panel Test evaluates a floor system's propensity to spread fire when exposed to intense radiant heat from a gas-fired panel. This test determines the Critical Radiant Flux (CRF) - the minimum heat energy required to sustain burning, providing essential data for fire safety hazard analysis. At Element, we conduct standardized reaction to fire testing that helps you rank products and select materials with superior resistance to ignition.

What Can Element Offer You For Radiant Panel Test?
Materials we test
Materials we test
Element tests a comprehensive range of floor covering materials used in both building construction and transportation vehicles. Our expertise extends to materials designated for fire-sensitive areas such as corridors and exitways where superior fire resistance is critical for occupant safety.
- Floor covering systems for commercial buildings
- Materials for corridors and exitways
- Flooring components for trains and buses
- Materials requiring building code compliance
- Fire-sensitive area floor coverings
Key tests offered
Key tests offered
Our laboratories perform standardized testing to ISO 9239, ASTM E648, and NFPA 253 to determine critical radiant flux under controlled conditions. During these tests, we simulate the accumulation of hot gases and flames in a room, exposing materials to thermal radiation from above, replicating real-world fire scenarios. The data generated is directly correlated to the relative performance of materials in actual installations, enabling precise product ranking based on fire behavior.
Cutting-edge equipment we use
Cutting-edge equipment we use
Our facilities feature gas-fired radiant panels and precision measurement systems that create controlled combustion conditions to accurately determine Critical Radiant Flux values. This specialized equipment allows us to deliver consistent, reliable test results that you can use with confidence for both regulatory compliance and competitive benchmarking.
- Gas-fired radiant panels
- Precision measurement systems
- Controlled combustion chambers
- Thermal radiation generators
- Material response monitoring equipment
Which labs offer this service
Which labs offer this service
With Element's global network of laboratories, you can access these essential testing services wherever your business operates, ensuring consistent results and regulatory compliance across markets. Warringtonfire, our sister company, offers specialized reaction-to-fire testing through the radiant panel test, catering to construction projects and transportation vehicles such as trains and buses. These services ensure compliance with building codes and regulatory requirements where testing is mandatory.
Standards we test to and materials we test
- ISO 9239
- ASTM E648
- NFPA 253
Building materials
- Floor covering systems
- Corridor materials
- Exitway components
- Fire-sensitive area flooring
Transportation materials
- Train flooring
- Bus flooring
- Vehicle interior floor systems
Your Challenges, Our Solutions
Maintaining Compliance
Enhancing safety performance
Difficulty Differentiating Fire Safety Performance
Uncertainty About Real-World Fire Behavior
Why Choose Element

Specialized fire behavior simulation
Construction and transportation expertise
Critical safety data you can trust
Global compliance capabilities
Frequently asked questions
How can Radiant Panel Testing support my product development?
By exposing your material to controlled radiant heat conditions, our Radiant Panel Test helps you understand how it will perform in real-world fire scenarios. This data enables you to refine your product’s fire resistance, make more informed choices about material selection, and ensure your product meets fire safety standards before it hits the market.
Is this testing only for construction materials?
No, while the Radiant Panel Test is widely used for flooring systems in commercial buildings, it is also essential for transportation vehicle materials, including train and bus flooring systems. This ensures your materials meet fire safety regulations for both building interiors and transportation vehicles, providing flexibility across industries.
What is Critical Radiant Flux?
Critical Radiant Flux (CRF) is the minimum level of heat energy required to sustain the burning of a material. This measurement is crucial for fire safety analysis and helps determine how resistant your flooring materials are to spreading flames during a fire event.

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