08/24/2026
How is radiant output from a gas-fired infrared heater actually measured?
Part 2 of our reflector series looks at the difference between safety certification and radiant-performance rating, why a single temperature or output reading doesn’t tell the whole story, how radiant output is mapped, and what Radiant Emission Value (REV) actually represents.
We also take a closer look at stack temperature and why a safety limit should not be confused with a radiant-performance rating.
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In Part 1 of our reflector series, we looked at why terms like “100% efficient,” “single-pass,” and “dual-pass” do not, by themselves, establish how an