Therm to BTU Converter

1 thm = 99,994.31 BTU

1 thm = 99,994.31 BTU

Therm to BTU Table

Therm (thm)BTU (BTU)
0.01999.94
0.19,999.43
199,994.31
2199,988.63
5499,971.57
10999,943.13
201,999,886.26
504,999,715.66
1009,999,431.31
50049,997,156.56
100099,994,313.12

How to Convert Therm to BTU

To convert Therm (thm) to BTU (BTU), use the formula: 1 thm = 99,994.31 BTU.

For example, to convert 5 thm to BTU: 5 thm = 499,971.57 BTU. Similarly, 10 thm = 999,943.13 BTU, 25 thm = 2,499,857.83 BTU, and 100 thm = 9,999,431.31 BTU.

To convert in the other direction, 1 BTU = 0.0000100006 thm. Simply enter your value in either field above for instant bi-directional conversion.

What is a Therm?

A therm equals 100,000 BTUs. Therms are used for natural gas billing in the US.

What is a BTU?

A British Thermal Unit (BTU) is the energy needed to raise 1 pound of water by 1°F. BTUs are used in the US for heating/cooling system ratings and natural gas billing.

Common Therm to BTU Conversions

Here are some frequently looked-up conversions between Therm and BTU:

  • 1 thm = 99,994.31 BTU
  • 5 thm = 499,971.57 BTU
  • 10 thm = 999,943.13 BTU
  • 25 thm = 2,499,857.83 BTU
  • 100 thm = 9,999,431.31 BTU

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