Solar Water Heater
Solar water heaters in Botswana are now simple and affordable. Without changing your existing electric geyser, Grittech just upgrades it to use both grid electricity and solar electricity.
With abundant sunshine all year round, Botswana is naturally placed as one of the top solar energy spots in the world.
Grittech′s solar water heater system uses solar panels or solar photovoltaic technology and a unique dual-energy water heating geyser element.
Features of Grit-tech's solar water heater system:
- Most electric geysers can be converted
- Save up to 30% of your electricity bill
- Unique titanium dual-energy AC/DC element – 9-year guarantee
- Interactive display
- Auto/manual heating
- Easy installation
- No plumbing
- No batteries
- No inverters
- No pumps
- No overheating
- Detect empty cylinder dry heat
- Detect hot water pipe leaks early
- Detect scale build-up in your geyser – optional
- Solar panels produce energy on cloudy winter days
- Suitable in areas where the geyser is not situated near the panels
- The system can be modified into an off-grid solar energy power system for the home
- Grit-tech′s solar water heater system can be fitted on any type of geyser with the following capacities: 100 litres, 150 litres and 200 litres.
Solar Waiter Seawater Corrosion Resistant, Low Pressure
- Low-pressure solar geyser
- Provides hot water 95% of the time without the use of electricity
- Optional electric element as backup
- Simple installation. Requires only semi-skilled labour for installation working under the supervision
- Installed flat on the roof to spread the pressure points on the roof structure and to minimize storm damage
- Completely corrosion resistant – polymer inner and outer tanks & brass fittings
- No float valve
- No tempering valve required
- No assistant tank required
- No stand required


Grittech′s solar water heater system can be fitted on any type of geyser with the following capacities: 100 litres, 150 litres and 200 litres.
The regular thermostat is replaced with a multi-function digital thermostat featuring:
- set your own automatic water heating times – up to 4 settings per day
- easily override automatic settings / manual settings
- clear and accurate temperature displays and settings
- protection features
