A grid tied solar photovoltaic (PV) system allows you to achieve net zero energy in a ZEH. The homeowner gets credit for unused energy produced in the summer and works off that credit in the winter ending up with a net zero energy bill. The more energy efficient a zero energy green home is, the smaller a PV system is needed. Energy Modeling will help determine the fewest panels required for a home to become a ZEH, after all other energy saving measures have been taken. For more information on building a zero energy home visit
zero energy home, ZEH, green home, zero energy homeshttp://www.zerohomes.org/twelve-steps-to-zero/
Post time: Jan-31-2017