Garden ponds conversion tables ....

Some people talk in inches and others in millimetres, some in gallons which can be either US gallons or imperial gallons and some in litres.

To complicate matters further there are imperial gallons and US gallons. Inevitably you will come across both in pond keeping so use these simple conversion factors if necessary ..... people who buy my book, "The Complete Pond Solver" how to get clean clear healthy pond water all the time get a series of 12 Excel pond calculators free.

To convert gallons to litres multiply by 4.54
To convert gallons to US gallons multiply by 1.2
To convert US gallons to litres multiply by 3.78
To convert cu.feet to gallons multiply by 6.23
To convert cu.feet to US gallons multiply by 7.48
To convert inches to cm multiply by 2.54
To convert feet to metres multiply by 0.305
To convert pounds to kilograms multiply by 2.2
To convert sq. feet to sq. Metres multiply by 0.093
To convert cu metres to litres multiply by 1000

Of course to convert in the other direction you divide by the factor. For example to convert litres to gallons you would divide by 4.54