How much does 1 liter of biocompatible water cost?
How much does a liter of biocompatible water produced with Aqua Dyn Auroville's Mélusine fountain cost?
That's the question we asked ourselves, and we've given a precise, detailed answer. We took into account: the machine's investment cost, its maintenance, its water and electricity consumption compared to the price of bottled water.
For Aqua Dyn Auroville's Mélusine fountain, at an average consumption of 6 liters per day in a 4-person household (1.5 liters of drinking water per day per person), the cost per liter of biocompatible water produced, including investment, is 0.218€. Excluding investment, the cost per liter of biocompatible water produced is €0.037.
Investment over 5 years: €0.181 / liter
Water: 0.008€ / liter
Electricity: 0.006€ / liter
Cartridges: 0.023€ / liter
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Total: 0.218€ / liter
It's almost half the price of bottled spring water like Montcalm. It also avoids the costs associated with buying bottles (fuel, storage, handling, pollution), as well as providing much better quality water.
Note: the greater your water consumption, the lower your production cost per liter.
The Mélusine fountain is capable of producing over 100 liters of biocompatible water per day.
Detailed calculations based on 5 years' use at 6 liters per day
Aqua Dyn Auroville's Mélusine fountain
6 liters x 1,825 days (5 years) = 10,925 Liters
Investment over 5 years = €1,980 / 10,925 Liters = €0.181
Average price per liter of water in France: €0.00378 x 2 liters (1 liter of pure water and 1 liter of pollutant discharge) = €0.008 (source: https://www.services-eau-france.fr/consommation-eau/prix-m3/ )
Average cost of kWh in France = €0.1597 (EDF rates for 6kVa)
36 Wh to produce 6 liters + 180 Wh for 24h of dynamization = 36 Wh for 1liter produced = €0.006
Cartridges over 5 years for Aqua Dyn Auroville's Mélusine fountain:
Maximum cost: 3 changes of sediment and carbon filters, plus 1 change of osmosis membrane, i.e. €261 over 5 years. €261 / 10,925 liters = €0.023
How much does a liter of biocompatible water produced with the Aquarius Ultrafiltration fountain cost?
That's the question we asked ourselves, and we've given a precise, detailed answer. We took into account: the machine's investment cost, its maintenance, its water and electricity consumption compared to the price of bottled water.
For an Aquarius Ultrafiltration fountain, at an average consumption of 6 liters per day in a 4-person household (1.5 liters of drinking water per day per person), the cost per liter of biocompatible water produced is €0.144 including and excluding investment and €0.009 excluding investment.
Excluding investment, the cost of producing 1L of biocompatible water over 5 years is less than 1 cent!
Investment over 5 years: €0.135 / liter
Water (x2 liters): 0.004€ / liter
Electricity: 0.005€ / liter
Cartridges: 0.000€ / liter
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Total: 0.144€ / liter
It's almost three times cheaper than Montcalm bottled spring water, and avoids all the hassle of buying bottles (fuel, storage, handling) as well as offering much better quality water.
Note: the greater your water consumption, the lower your production cost per liter.
The Aquarius Ultrafiltration fountain is capable of producing over 2880 liters of biocompatible water per day.
Detailed calculations based on 5 years' use at 6 liters per day
Aquarius Ultrafiltration fountain
6 liters x 1,825 days (5 years) = 10,925 Liters
Investment over 5 years = €1,480 / 10,925 Liters = €0.135
Average price per liter of water in France: €0.00378 x 1 liter consumed to produce 1 liter of pure water
(source: https://www.services-eau-france.fr/consommation-eau/prix-m3/ )
Average cost of kWh in France = €0.1597 (EDF rates for 6kVa)
180 Wh for 24h of dynamization = 30 Wh for 1liter produced or €0.005
5-year cartridges for the Aquarius Ultrafiltration fountain:
The Aquarius ultrafiltration cartridge is rated to last at least 11,000 liters. No change is required.
