Going off the grid is becoming a popular option as South Africans grapple with continued power outages and the desire to have more eco-friendly and sustainable lifestyles. However, Treetops Renewable Energy Systems’ Stefan Ortmann says that going off the grid completely is an “unnecessary expense” even as solar power is highly viable in our climate. “Partially going off the grid will give you ‘sunny day autonomy’,” says Ortmann. He says this means installing a system that will give you sufficient solar
