Hot Water, Explained

In winter, yes, as long as the sun shines: solar panels produce more when it's cold. At night your tank keeps the day's heat. Cloud is the real limit, and here's how that's handled.

Yes. If you have a standard electric geyser and a roof that gets sun, you can convert it to solar and keep your tank. Here's what changes, what stays, and who does the work.

Elon Smart is now the standard hot water system in every home Citra builds. Citra ran Elon 100 through a full generation of eHomes before making the move. What the new partnership means for homeowners and developers.

Cloud accounts are coming to the Elon Smart Water app. They are not live yet, but here is what they will mean for the two groups who use the app most: homeowners with an Elon Smart thermostat, and the installers who look after those systems.

In 2021, PowerOptimal published an analysis of municipal water and electricity tariff increases compared to inflation since 1996. That study revealed a stark reality: the average price of both water and electricity across South Africa's four largest municipalities had increased roughly four times faster than inflation.

A 10-minute shower in South Africa now costs R26.67. For a family of four, that's nearly R39,000 a year — just on showers. Here's the full 2026 breakdown, what's driving it, and what you can actually do about it.