L7 Services
Grey water recycling
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Water treatment
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Sustainable water irrigation
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Taps
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Showers
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Urinals
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WCs
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Above / below ground waste pipes
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Rainwater pipes and fittings
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Channels, gullies and gratings
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Wind turbines
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Photovoltaic (PV) cells, modules
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Lighting
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Boilers and stoves
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Solar hot water collectors
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Heat pumps and exchangers
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Ventilation / extraction
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Underfloor heating
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