4 BTU/hr·ft²·°F to W/m²·K

4 BTU/hr·ft²·°F = 22.713 W/m²·K

4 BTU/hr·ft²·°F = 22.713 W/m²·K

Formula

1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)