Use a simple formula to size usable battery kWh for U.S. homes. Pull meter data, set days of backup, and confirm kW, DoD, and inverter limits before you buy.

The federal homeowner battery tax credit ended for systems placed after Dec. 31, 2025. Check your PTO date and explore state rebates or lease options.

Learn when bifacial panels beat monofacial. Site first rules on albedo, clearance, realistic 5–30% gains, and what to ask installers.

Decide AC- or DC-coupling for your roof in 30 seconds. See the inverter check, when DC clipping pays, and which installer questions you must ask.

Pinpoint why your EV charger trips its GFCI by trip timing — instant, minutes, or 30–90 minutes. Get NEC-compliant fixes, common causes, and when to call…

Gen 3 Wall Connector checklist for Tesla owners and electricians: breaker and wire sizing, NEC 125% continuous-load math, grounding tests, commissioning…

Homeowners: Decide roof or ground solar by checking roof age, shading, yard space and permits. Get a modeled quote to avoid hidden costs.

Learn who should detach and reset solar panels for roof repairs, typical costs ($150–$500 per panel), and a homeowner checklist to protect warranties and…

Understand §202.010 and Chapter 1806 protections. For Texas homeowners: the eight HOA exceptions, a contractor ready pre install checklist, and your five…