Thomas Tuttle is moving forward with a zero export solar addon system. We are installing a 4.4 kW system (10) Silfab 440 Watt panels and (10) IQ8M microinverters. We are also installing 10 kWh of grid tied batteries (customer has been told they do not offer backup and its also written in the contract.) The battery system will be (2) Enphase 5P batteries.