Disadvantages of solar water heaters.
Disadvantages of solar geysers.
As south africans we are fortunate that we receive year round sunshine that makes the choice of a solar geyser even more appealing.
Below are the advantages and disadvantages of selecting solar geysers.
You are using free energy.
As south africans we are lucky that we receive year round sunshine which makes the option of a solar geyser even more attractive.
Maintenance is one disadvantage although most systems don t require a high degree of care.
There are two functional variations of a solar geyser the first heats water directly and the second uses a heating liquid which mixes water and glycol.
Adding water softeners or mild acidic substances such as vinegar can avoid scaling.
The major types of solar geysers available.
Routine maintenance is needed but only on the valves and not the system itself.
There aren t too many disadvantages of solar power but there is one major one and it s the fact that the sun doesn t shine around the clock.
Advantages of a heat pump.
What is a solar geyser.
Solar energy is free and abundant even in cloudy weather.
This is because usually a typical house would only require 2 3 panels at 2m x 1m each to heat the water in their home.
There are two types of retrofit installations but the installation and the installation kit used are exactly the same.
Retrofit the solar hot water geyser to an existing geyser installed as a pre feed to the existing geyser installation thus reducing your geyser electricity bill by up to 70 free hot water.
Solar geysers however just needs a once off financial investment which after it will supply you with almost 90 of your warm water needs daily.
Advantages and disadvantages of solar powered geyser systems.
The main components of a solar geyser comprise of a water storage tank and the solar collector.
Solar thermal panels take up less space than solar pv panels.
However scaling occurs when there are minerals suspended in domestic water which build up as calcium deposits in the system.
Disadvantages of a solar geyser high upfront investment and installation costs are the biggest disadvantage of solar geysers.
Disadvantages of solar energy in south africa.
While direct systems are effective the different geyser components are susceptible to corrosion and need regular maintenance and replacement.
Solar geysers however only requires a once off investment which after it will provide you with almost 90 of your hot water needs daily.
Also if you live on a property that has a lot of trees this may block the sunlight.
Advantages of solar water heating.