Solar guides
Every guide shows its math, its sources, and its review date. Locales publish only what their data backs — no copied editions.
Solar systems
Sizing, loads, batteries, inverters, and design.
1 guide
Getting started
First steps before you buy anything.
0 guides
Solar safety
Rapid shutdown, earthing, and installer checklists.
0 guides
Permits & subsidies
Net metering, Surya Ghar, KUSUM, and ITC.
0 guides
Solar by climate
Monsoon derate, heat, and regional tables.
0 guides