Convert watt per square meters to btu per hour square foots
1 W/m² = 0.316998330628 BTU/(h·ft²) — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.316 998 330 628BTU/(h·ft²)
As a fraction: 16722547200/52752792631
1 W/m² = 0.316998330628 BTU/(h·ft²)
How to convert watt per square meters to btu per hour square foots
Multiply the number of watt per square meters by 0.316998330628 to get btu per hour square foots.
Watt per square meter to BTU per hour square foot conversion table
| Watt per square meters (W/m²) | BTU per hour square foots (BTU/(h·ft²)) |
|---|---|
| 1 W/m² | 0.316 998 33 |
| 2 W/m² | 0.633 996 66 |
| 3 W/m² | 0.950 994 99 |
| 5 W/m² | 1.584 991 7 |
| 10 W/m² | 3.169 983 3 |
| 20 W/m² | 6.339 966 6 |
| 25 W/m² | 7.924 958 3 |
| 50 W/m² | 15.849 917 |
| 100 W/m² | 31.699 833 |
| 250 W/m² | 79.249 583 |
| 500 W/m² | 158.499 17 |
| 1000 W/m² | 316.998 33 |
BTU per hour square foot to Watt per square meter conversion table
| BTU per hour square foots (BTU/(h·ft²)) | Watt per square meters (W/m²) |
|---|---|
| 1 BTU/(h·ft²) | 3.154 590 7 |
| 2 BTU/(h·ft²) | 6.309 181 5 |
| 3 BTU/(h·ft²) | 9.463 772 2 |
| 5 BTU/(h·ft²) | 15.772 954 |
| 10 BTU/(h·ft²) | 31.545 907 |
| 20 BTU/(h·ft²) | 63.091 815 |
| 25 BTU/(h·ft²) | 78.864 769 |
| 50 BTU/(h·ft²) | 157.729 54 |
| 100 BTU/(h·ft²) | 315.459 07 |
| 250 BTU/(h·ft²) | 788.647 69 |
| 500 BTU/(h·ft²) | 1577.2954 |
| 1000 BTU/(h·ft²) | 3154.5907 |
Frequently asked
How many btu per hour square foots are in a watt per square meter?
One watt per square meter equals 0.3169983306 btu per hour square foots (W/m² → BTU/(h·ft²)). That figure is exact, not rounded.
How do you convert watt per square meters to btu per hour square foots?
Multiply the number of watt per square meters by 0.316998330628 to get btu per hour square foots.
What is 1 BTU/(h·ft²) in watt per square meters?
One btu per hour square foot is 3.154590745 watt per square meters.
What is 10 W/m² in BTU/(h·ft²)?
10 W/m² = 3.169 983 3 BTU/(h·ft²).