It is vital that you know exactly what volume of water your pond holds. You will need to know this accurately if you ever need to dose the pond with treatments of any kind. Whilst filling via a correctly calibrated flow meter is preferred, this is not always possible and so the calculator below will help you work out how much water is in your pond from the Internal dimensions of the pond.
While the calculator below will tell you the volume of the pond, it is important to also add the volume of water in your filters and pipework to this to give the EXACT volume to use when calculating chemical doses etc
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