How does the 26% Solar Credit work?
Read it from where it comes from:  Click here for all the details!

Roof & Decking must be in good shape.

Electrical Fuse Box must before MANF before 2004.

If you don’t get a battery hooked up to your Solar system, at night the INVERTER or “the brain” at night when it gets dark the power will come from your current electrical grid hook up. Net-Metering credits can cover that cost in most cases.