Renewable Energy

Two people installing solar panels on roof of house - Solar rooftop DIY

Solar Rooftop DIY: Comparing On and Off-Grid PV Systems

Grid-tied solar systems Grid-tied,on-grid, utility-interactive, grid inter-tie and grid back-feeding are all terms used to describe the same concept: a solar PV [photovoltaic] system that’s con­nected to the utility power grid. One advantage of grid-tying is that compared to the