20 BTU/hr·ft²·°F to W/m²·K

20 BTU/hr·ft²·°F = 113.565 W/m²·K

BTU/hr·ft²·°FW/m²·K
14 BTU/hr·ft²·°F79.496
16 BTU/hr·ft²·°F90.852
18 BTU/hr·ft²·°F102.209
20 BTU/hr·ft²·°F113.565
22 BTU/hr·ft²·°F124.922
24 BTU/hr·ft²·°F136.278
26 BTU/hr·ft²·°F147.635

20 BTU/hr·ft²·°F = 113.565 W/m²·K

Formula

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