15 W/m²·K to BTU/hr·ft²·°F

15 W/m²·K = 2.6417 BTU/hr·ft²·°F

W/m²·KBTU/hr·ft²·°F
12 W/m²·K2.1133
13 W/m²·K2.2894
14 W/m²·K2.4655
152.6417
16 W/m²·K2.8178
17 W/m²·K2.9939
18 W/m²·K3.17

15 W/m²·K = 2.6417 BTU/hr·ft²·°F

Formula

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