19.5 W/m²·K = 3.4342 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 16.5 W/m²·K | 2.9058 |
| 17.5 W/m²·K | 3.0819 |
| 18.5 W/m²·K | 3.258 |
| 19.5 | 3.4342 |
| 20.5 W/m²·K | 3.6103 |
| 21.5 W/m²·K | 3.7864 |
| 22.5 W/m²·K | 3.9625 |
19.5 W/m²·K = 3.4342 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)