Do it yourself grid tie custom solar photovoltaic kits for homeowners, business owners, electricians and contractors. Save fifty to sixty percent on solar panel cost. Features Schott Solar panels, Enphase microinverters, Envoy energy management unit, and Enphase enlighten web analysis. Both roof mount and ground mount solar systems. Designed by a NABCEP certified solar professional. Includes all the components you need to connect to the electrical grid.