Gallons in a Cubic Foot of Water

Conversion Formula:

\[ V_{gal} = 7.48 \]

Gallons of Water:

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1. What is Gallons in a Cubic Foot of Water?

Definition: This calculator converts cubic feet of water to gallons using the standard conversion factor.

Purpose: It helps in water volume calculations for plumbing, irrigation, pool maintenance, and other water-related projects.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ V_{gal} = 7.48 \times V_{ft³} \]

Where:

\( V_{gal} \) — Volume in gallons
\( V_{ft³} \) — Volume in cubic feet
7.48 — Conversion factor (gallons per cubic foot)

Explanation: One cubic foot of water equals exactly 7.48 gallons at standard temperature and pressure.

3. Importance of Water Volume Conversion

Details: Accurate conversion between cubic feet and gallons is essential for water system design, tank sizing, and irrigation planning.

4. Using the Calculator

Tips: Simply enter the volume in cubic feet to get the equivalent volume in gallons. The conversion factor is fixed at 7.48 gallons per cubic foot.

5. Frequently Asked Questions (FAQ)

Q1: Why is the conversion factor 7.48?
A: This is a standard measurement based on the US gallon, where 1 cubic foot equals exactly 7.48051948 gallons (rounded to 7.48).

Q2: Does this work for other liquids besides water?
A: Yes, for most practical purposes, the volume conversion is the same for all liquids.

Q3: Does temperature affect the conversion?
A: While temperature affects water density, the volume conversion remains constant at 7.48 gallons per cubic foot.

Q4: How accurate is this conversion?
A: Extremely accurate for practical applications, using the standard US gallon definition.

Q5: What about imperial gallons?
A: This calculator uses US gallons. Imperial gallons are different (1 cubic foot ≈ 6.23 imperial gallons).