Do air conditioning units produce enough condensate to flush toilets?

Yes. Comprehensive testing showed the amount of condensate generated actually exceeds the capacity of the cistern. To avoid the cistern overflowing we have incorporated a safety overflow allowing the excess condensate to be connected back to the main drain. As our overflow has a 75mm deep water seal, no further traps are required allowing an easier connection […]

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How does the Eco Cistem work?

The Eco Cistem works in exactly the same way as a traditional cistern with the exception that it has an extra filling connection to allow a separate water source to be introduced (from the air conditioning unit). Eco Cistem holds 18 litres – three times more than a conventional cistern – but its dual chamber […]

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What is an Eco Cistem?

Eco Cistem is the world’s most environmentally friendly toilet cistern. It uses the condensate from air conditioning units to flush toilets. Until now, this free, sustainable source of water has been drained to waste.

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