An imperial quart is one quarter of an imperial gallon.
Imperial quarts to Cubic feet Converter — imp qt to ft3
Convert Imperial quart (imp qt) to Cubic foot (ft3) using the exact conversion factor (1 imperial quart = 0.0401359133 cubic foot). See the formula, worked examples, conversion table, unit comparison, history, and common uses.
Imperial quarts to Cubic feet converter
Converter
Volume Converter
Convert metric, US customary, imperial, cooking, dry, and industrial volume units.
Context values
Some unit families need one extra value for a physically accurate result.
A cubic foot is exactly 0.028316846592 cubic meters.
Result = input x 0.0011365225 / 0.02831684659.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Imperial quarts to Cubic feet
Imperial quart and Cubic foot appear side by side at fuel pumps and on beverage labels, since the US measures liquids in gallons while most of the world uses liters. Imperial quart is typically associated with united Kingdom and Commonwealth countries (historically), while Cubic foot is typically associated with united States (construction, HVAC, natural gas billing).
Formula
cubic feet = imperial quarts × 0.040135913309
This factor comes from each unit's defined relationship to the category's base unit: 1 imperial quart equals 0.0011365225 base units, and 1 cubic foot equals 0.028316846592 base units, so dividing one by the other gives the direct imperial quart-to-cubic foot factor of 0.040135913309.
Simple example
1 imp qt × 0.04013591331 = 0.0401359133 ft3
1 imperial quart = 0.0401359133 cubic feet.
Real-world example
10 imp qt × 0.04013591331 = 0.4013591331 ft3
10 imperial quarts = 0.4013591331 cubic feet.
Conversion table
| Imperial quart (imp qt) | Cubic foot (ft3) |
|---|---|
| 1 imp qt | 0.0401359133 ft3 |
| 5 imp qt | 0.2006795665 ft3 |
| 10 imp qt | 0.4013591331 ft3 |
| 25 imp qt | 1.003397833 ft3 |
| 50 imp qt | 2.006795665 ft3 |
| 100 imp qt | 4.013591331 ft3 |
Reverse conversion: Cubic foot to Imperial quart
0.0401359133 ft3 × 24.91534184 = 0.9999999998 imp qt
0.0401359133 cubic feet = 0.9999999998 imperial quarts.
imperial quarts = cubic feet × 24.9153418362
For a page dedicated to this direction, see Cubic foot to Imperial quart.
Imperial quart vs. Cubic foot
| Aspect | Imperial quart | Cubic foot |
|---|---|---|
| Family | UK/imperial customary unit | US/imperial customary unit |
| Typical use | UK/Commonwealth liquid measurement in historical or specialized contexts | US natural gas utility billing (often in hundreds or thousands of cubic feet) |
| Where it's used | United Kingdom and Commonwealth countries (historically) | United States (construction, HVAC, natural gas billing) |
Understanding the Imperial quart
Imperial quart (imp qt) measures volume. The imperial quart is one-quarter of an imperial gallon: exactly 1.1365225 liters. It is classified as a UK/imperial customary unit.
Where it's used: United Kingdom and Commonwealth countries (historically)
Imperial quart vs. US quart. Like the gallon and pint, the imperial quart is about 20% larger than the US quart, following from Britain's 1824 gallon redefinition.
Uses of the Imperial quart today
- UK/Commonwealth liquid measurement in historical or specialized contexts
History of the Imperial quart
The imperial quart follows directly from the 1824 imperial gallon as one-quarter of it, part of the same UK standardization that diverged from the US gallon system.
Historical origin. Imperial quart was not the invention of a single named person; it developed through the process described above.
Understanding the Cubic foot
Cubic foot (ft3) measures volume. A cubic foot is exactly 0.028316846592 cubic meters, derived from the 1959 international foot. It is classified as a US/imperial customary unit.
Where it's used: United States (construction, HVAC, natural gas billing)
Uses of the Cubic foot today
- US natural gas utility billing (often in hundreds or thousands of cubic feet)
- HVAC airflow and building-volume calculations
- Lumber, concrete, and construction material estimation in the US
History of the Cubic foot
The cubic foot, like the square foot, follows from the standardized foot (exactly 0.3048 m since the 1959 international agreement) rather than having a separate historical definition.
Historical origin. Cubic foot was not the invention of a single named person; it developed through the process described above.
Imperial quart — sources
- UK Weights and Measures Act 1824 — Basis for the imperial quart via the imperial gallon.
Cubic foot — sources
- NIST — International yard and pound (1959) — Basis for the modern foot and its derived volume unit.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many cubic feet are in 1 imperial quart?
1 imperial quart equals 0.0401359133 cubic feet, using the exact defined conversion factor rather than an estimate.
How do I convert imperial quart to cubic foot?
Multiply the imperial quart value by 0.04013591331. The converter above does this instantly to whatever precision you set.
How do I convert cubic foot back to imperial quart?
Use the reverse factor: 1 cubic foot equals 24.91534184 imperial quarts. You can also use the swap control in the converter above to flip the direction instantly.
What is a imperial quart?
Imperial quart (imp qt) measures volume. The imperial quart is one-quarter of an imperial gallon: exactly 1.1365225 liters. It is classified as a UK/imperial customary unit.
What is a cubic foot?
Cubic foot (ft3) measures volume. A cubic foot is exactly 0.028316846592 cubic meters, derived from the 1959 international foot. It is classified as a US/imperial customary unit.
Is the imperial quart to cubic foot conversion exact?
Yes. A cubic foot is exactly 0.028316846592 cubic meters, derived from the 1959 international foot. That fixed definition is what the converter above uses, so any rounding you see is a display choice, not a limitation of the math.
What is the difference between imperial quart vs. us quart?
Like the gallon and pint, the imperial quart is about 20% larger than the US quart, following from Britain's 1824 gallon redefinition.
Where is the imperial quart still used today?
United Kingdom and Commonwealth countries (historically)