Appendices
Reference Guide for Water Heating
Oil |
| BTUs |
1 Gal. #1 Fuel | = | 136,000 |
1 Gal. #2 Fuel | = | 138,500 |
1 Gal. #3 Fuel | = | 141,000 |
1 Gal. #5 Fuel | = | 148,500 |
1 Gal. #6 Fuel | = | 152,000 |
1 lb. of Gas = 28" Water Column |
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1 lb. of Gas = 16 oz. |
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100 Cu. Ft. = 1 therm. |
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Conversions
| Multiply | By | To Obtain |
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| BTU/HR | 0.293 | W | |
| Ft. | 0.3048 | m | |
| Ft./min., fpm | 0.00508 | m/s | |
| Ft.2 | 0.0929 | m2 | |
| Ft.3 | 0.0283 | m3 | |
| Gallon (U.S. 231 in3) | 3.79 | L | |
| Gallon | 0.00379 | m3 | |
| Horsepower (boiler) | 9.81 | KW | |
| Inch | 25.4 | mm | |
| Mile | 1.61 | km | |
| Pound lb. (mass) | 0.454 | kg | |
| Psi | 6.89 | kPa | |
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58 | 71 |
