CASE STUDY | Maristow Estate | Devon | UK A Devon Dairy Farm saved over £30,000 per year with a multi Papa Pump System The Maristow Estate on the edge of Dartmoor was heavily reliant on mains supply to water their herd of 450 Holstein Friesian Dairy Cows which produce 4 million litres of milk per year. The farm had plenty of water in the Tavy Valley below, but needed it up at the farm on top of the hill. They decided to put in a 6 pump system using the zero energy Papa Pump pumping water from the natural springs on their farm. The pumps used the natural power of flowing water to pressurise a portion of the flow which can then be pushed over a large distance and up to impressive heights. They used 2 pump chambers in the valley with 3 pumps in each, delivering water up to

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