Finding yourself in a little difficulty with heat flux? Whether you are a mechanical engineer, an HVAC technician, or even a window installer, calculations like this are part of your ongoing work.
Real life applications often require moving from the U.S. BTU/sec/ft2 to the standard W/m2. Then there's the j/s·m2, BTU/min/in2 and non-standard expressions.
To make these conversions easier, try our free heat flux calculator. Simply select your units and enter the amount to convert above.
For those just learning, we have prepared a comprehensive guide for your most sought after questions. We cover the flux equation, how it relates to heat transfer, and more.