BTU (IT) per Cubic Foot (BTU (IT)/ft³)
BTU (IT) per cubic foot equals 37258.94617 J/m³ — a standard US volumetric heating value unit.
BTU per cubic foot rates natural gas and other gaseous fuels in US utility and HVAC specifications.
BTU (IT) per Cubic Foot to Joule per Cubic Meter
Convert btu (it) per cubic foot to joule per cubic meter instantly. Type in either field — results update live.
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Fuel Efficiency (Volume) BTU (IT) per Cubic Foot Joule per Cubic Meter
1 btu (it) per cubic foot = 37,258.94617 joules per cubic meter
Unit
Unit
Conversion table
Selected BTU (IT)/ft³ values converted to J/m³ using the exact factor from this tool.
| BTU (IT)/ft³ | J/m³ |
|---|---|
| 0.01 | 372.5894617 |
| 0.1 | 3,725.894617 |
| 1 | 37,258.94617 |
| 2 | 74,517.89234 |
| 3 | 111,776.83851 |
| 5 | 186,294.73085 |
| 10 | 372,589.4617 |
| 20 | 745,178.9234000001 |
| 50 | 1,862,947.3085 |
| 100 | 3,725,894.617 |
| 1,000 | 37,258,946.17 |
How to convert
Exact conversion factors in both directions, plus a worked example.
1 BTU (IT)/ft³ = 37258.94617 J/m³
1 J/m³ = 0.0000268392 BTU (IT)/ft³
To convert btu (it) per cubic foot to joule per cubic meter, multiply by 37258.94617.
To convert joule per cubic meter to btu (it) per cubic foot, multiply by 0.0000268392.
Example: convert 10 BTU (IT)/ft³ to J/m³
10 × 37258.94617 = 372589.4617 J/m³
About these units
Short background on the units used in this conversion.
Joule per Cubic Meter (J/m³)
The joule per cubic meter (J/m³) is the SI unit of fuel efficiency on a volume basis — energy per unit fuel volume.
Joules per cubic meter compare volumetric heating values of gases and liquids in engineering and energy economics.
Frequently asked questions
How do I convert btu (it) per cubic foot to joule per cubic meter?
Fuel efficiency uses inverse math when crossing energy-per-mass (or volume) and mass-per-energy (or volume-per-energy) units. One btu (it) per cubic foot equals 37,258.94617 joules per cubic meter. Enter your value above — reciprocal units are handled correctly in both directions.
What is the conversion relationship?
At this pair:
The reverse:
1 btu (it) per cubic foot = 37,258.94617 joules per cubic meterThe reverse:
1 joule per cubic meter = 0.0000268392 BTU (IT) per cubic foot. IT and thermochemical variants are kept separate.Is this BTU (IT) per Cubic Foot to Joule per Cubic Meter converter private?
Yes. All calculations run locally in your browser. Nothing you type is sent to a server.
All btu (it) per cubic foot conversions
Jump to any fuel efficiency-volume conversion starting from btu (it) per cubic foot — including the reverse direction and every other unit in our dataset.
joule per cubic meter (J/m³) → btu (it) per cubic foot (BTU (IT)/ft³)
btu (it) per cubic foot (BTU (IT)/ft³) → joule per liter (J/L)btu (it) per cubic foot (BTU (IT)/ft³) → kilojoule per cubic meter (kJ/m³)btu (it) per cubic foot (BTU (IT)/ft³) → megajoule per cubic meter (MJ/m³)btu (it) per cubic foot (BTU (IT)/ft³) → kilocalorie (it) per cubic meter (kcal (IT)/m³)btu (it) per cubic foot (BTU (IT)/ft³) → calorie (it) per cubic centimeter (cal (IT)/cm³)btu (it) per cubic foot (BTU (IT)/ft³) → btu (thermochemical) per cubic foot (BTU (th)/ft³)btu (it) per cubic foot (BTU (IT)/ft³) → therm per cubic foot (therm/ft³)btu (it) per cubic foot (BTU (IT)/ft³) → therm per gallon (uk) (therm/gal (UK))btu (it) per cubic foot (BTU (IT)/ft³) → chu per cubic foot (CHU/ft³)btu (it) per cubic foot (BTU (IT)/ft³) → cubic meter per joule (m³/J)btu (it) per cubic foot (BTU (IT)/ft³) → liter per joule (L/J)btu (it) per cubic foot (BTU (IT)/ft³) → gallon (us) per horsepower (gal (US)/hp)