| 1 BTUiso | = 0.99564581426293 BTU39°F |
| 2 BTUiso | = 1.9912916285259 BTU39°F |
| 3 BTUiso | = 2.9869374427888 BTU39°F |
| 4 BTUiso | = 3.9825832570517 BTU39°F |
| 5 BTUiso | = 4.9782290713147 BTU39°F |
| 6 BTUiso | = 5.9738748855776 BTU39°F |
| 7 BTUiso | = 6.9695206998405 BTU39°F |
| 8 BTUiso | = 7.9651665141034 BTU39°F |
| 9 BTUiso | = 8.9608123283664 BTU39°F |
| 10 BTUiso | = 9.9564581426293 BTU39°F |
| 20 BTUiso | = 19.912916285259 BTU39°F |
| 30 BTUiso | = 29.869374427888 BTU39°F |
| 40 BTUiso | = 39.825832570517 BTU39°F |
| 50 BTUiso | = 49.782290713147 BTU39°F |
| 60 BTUiso | = 59.738748855776 BTU39°F |
| 70 BTUiso | = 69.695206998405 BTU39°F |
| 80 BTUiso | = 79.651665141034 BTU39°F |
| 90 BTUiso | = 89.608123283664 BTU39°F |
| 100 BTUiso | = 99.564581426293 BTU39°F |
| 200 BTUiso | = 199.12916285259 BTU39°F |
| 300 BTUiso | = 298.69374427888 BTU39°F |
| 400 BTUiso | = 398.25832570517 BTU39°F |
| 500 BTUiso | = 497.82290713147 BTU39°F |
| 600 BTUiso | = 597.38748855776 BTU39°F |
| 700 BTUiso | = 696.95206998405 BTU39°F |
| 800 BTUiso | = 796.51665141034 BTU39°F |
| 900 BTUiso | = 896.08123283664 BTU39°F |
| 1000 BTUiso | = 995.64581426293 BTU39°F |
| 2000 BTUiso | = 1991.2916285259 BTU39°F |
| 4000 BTUiso | = 3982.5832570517 BTU39°F |
| 5000 BTUiso | = 4978.2290713147 BTU39°F |
| 7500 BTUiso | = 7467.343606972 BTU39°F |
| 10000 BTUiso | = 9956.4581426293 BTU39°F |
| 25000 BTUiso | = 24891.145356573 BTU39°F |
| 50000 BTUiso | = 49782.290713147 BTU39°F |
| 100000 BTUiso | = 99564.581426293 BTU39°F |
| 1000000 BTUiso | = 995645.81426293 BTU39°F |
| 1000000000 BTUiso | = 995645814.26293 BTU39°F |