A grid tied system will reduce your electrical bill according to the amount of power you produce each year. On a Grid tied system the panels create power which is distributed in your home or business first and then any excess flows back into the grid creating a credit that you can use when the sun isn’t shining. We Have the benefit of using the Grid as a back up system so we always have as much power available day or night as we need. A grid tied system has very little maintenance.