Hot Water System Comparison

THE PRO’S & CONS

In the past property owners had the choice of which energy source to use when it comes to water heaters. Nowadays, legislation in South Africa states that at least 50% of your water heater needs to be some form of renewable energy. Below are the pros and cons of choosing what hot water system to go for:

Conventional Boiler System

Pro 0% 0%

– They still work well even if your mains pressure is low
– They’re easy to maintain as they have a simple design

Cons 100% 100%

– Short Design Life
– Water Quality Dependent
– High Energy Consumption
– Corrosion
– Calcification on Element
– Intensive Installation
– Water Mix
– Pressurised System – Leaks
– High Maintenance Cost

Solar Geyser

Pro 20% 20%

– Reduced Energy
– Lower Capital Outlay

Cons 80% 80%

– Weather Dependent
– Not suited for commercial use
– Water Mixing
– Pressurised System – Leaks
– Not suited for high volume
– Large Area required for multiple Units
– Water Quality Dependent
– High Maintenance cost

Ganar Heat Exchanger

Pro 90% 90%

– Most Efficient bulk hot water supply
– Not Water Quality Dependent
– No Water Mixing
– GFB Excellent Insulation – Low Pressure – No Leaks
– Quick Installation
– Can be Coupled with Solar
– Continues Supply Hot Water, No running out
– Long Design Life 15+ Years
– More Visually Appealing
– Low Maintenance Cycles
– Relatively Small Space Requirements
– ROI 2-4 Years

Cons 10% 10%

– Capital Outlay – ROI Advantage