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Volume

Ltogal (UK)

Convert litres (L) to imperial gallons (gal (UK)).

Factor1 L = 0.2199692 gal (UK)

Converter

L

Accepts numbers or expressions, e.g. 150 + 14.7

Result
21.9969gal (UK)

Rendered to 6 significant figures.

Formula

Formula
gal (UK) = L × 0.2199692

Multiply any value in litres by 0.2199692 to obtain the value in imperial gallons.

Worked example

Convert 100 L to gal (UK).

  1. 01Start with 100 L.
  2. 02Multiply by the conversion factor: 100 × 0.2199692 = 21.9969 gal (UK).
Result100 L = 21.9969 gal (UK)

Conversion table

Lgal (UK)
10.21997
20.43994
51.0998
102.1997
204.3994
5010.998
10021.997
20043.994
500109.98
1000219.97

Reference values rounded to 5 significant figures for display.

FAQ

What is the conversion factor from L to gal (UK)?
1 L equals 0.2199692 gal (UK). To convert, multiply the value in litres by 0.2199692.
How do I convert 1 L to gal (UK)?
1 L = 0.219969 gal (UK). For any value, multiply by 0.2199692.
How do I convert gal (UK) back to L?
Divide by the same factor — or equivalently, multiply by 4.54609. So 1 gal (UK) = 4.54609 L.
When would I need to convert litre to imperial gallon?
Volume conversions are used for tank sizing, batch calculations, and bridging between vendor specs (gallons, barrels, ft³) and process documentation (m³, litres).
Is the conversion exact?
The factor shown is precise to at least 7 significant figures. For most process-engineering work this is far better than instrument accuracy. For metrology or trade applications, refer to the relevant national standard (NIST, BIPM, ISO 80000).

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