data-analysis
Solar ROI in 2026: How Each Assumption Moves Payback
Full solar payback math with 2026 numbers: $2.60 per watt installed, 18.44...
Tag
#Residential Solar
14 articles
regulations
ITC Phase-Down After 2032: What Solar Buyers Must Know
The planned ITC phase-down after 2032 never happened. Congress ended the 30%...
regulations
Solar Panel Payback Period in 2026: Years to Break Even
Solar payback period in 2026 averages 7-12 years. Updated calculations after the...
optimization
Why Solar Panels Don't Work at Night (Battery Storage Fix)
Solar panels need photons and dark sky offers none. Here's why output...
case-study
SunPower Maxeon Degradation: 11-Year San Jose Case Study
Field observations from an 11-year-old SunPower Maxeon array in San Jose: 0.31%/yr...
optimization
Can Solar Panels Work at Night? The Real Answer (2026)
Solar panels produce zero electricity in the dark, but battery storage and...
installation
Solar Panel Efficiency Calculator: A Homeowner Guide
A practical guide to calculating solar panel efficiency for your roof using...
optimization
Why Is Solar Power Still Not More Widely Used 2026?
Solar is now the cheapest electricity source ever built, yet it covers...
installation
Residential Solar Systems: A Complete Guide for Homeowners
Complete residential solar guide: system sizing, inverter options, battery storage, 2026 costs,...
installation
How Long Do Solar Panels Last? Full Lifespan Guide
Most solar panels last 25-30 years. How degradation rates compare by technology,...
installation
Solar Panel Maintenance Guide: What Actually Matters
Solar panels need cleaning 1-2x per year, annual inspection, and monthly monitoring....
regulations
Solar Tax Credits and Incentives in 2026 Explained
The 30% federal solar tax credit ended for homeowners Jan 1, 2026....
installation
Is Solar Energy Easy to Get? Your Step-by-Step Guide
Getting solar energy is easier than most homeowners expect. Learn the 5...
data-analysis
What Solar Company Is Owned by Tesla? (SolarCity 2026)
Tesla acquired SolarCity in 2016. Now selling panels and Solar Roof. See...