| Symbol: | Btu (IT)/h-ft2 |
| Category: | Energy flux |
| SI Equivalent: | 3.15459 W/m2 |
| Dimension: | MT-3 |
| System: | UK, US |
| Energy flux | ||
| Symbol | Unit Name | |
| 1.00067 | Btu (therm.)/h-ft2 | British thermal unit (therm.) per hour per square foot |
| 4.52271×10-3 | ly | langley (flux) |
| 3.15459 | W/m2 | watt per square meter |















