QuenchSea is an innovative technology that combines a hydraulic system, triple pre-filtration and a small reverse osmosis membrane to desalinate seawater into freshwater using manual human power. Whether at sea or on the coast, this handy device can convert more than two litres of seawater an hour into fresh, clean drinking water. QuenchSea weighs just 0.7 kilograms and is easy to use, clean and store. Its triple and ultra filtration system removes bacteria, viruses, parasites and microplastics. According to the manufacturer, the reverse osmosis membranes, which boast a capacity of 18,000 litres (4,700 gallons), can be easily and cost-effectively replaced – properties that make this device the ultimate survival tool.

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