Residential solar and net metering: a practical homeowner overview
A well-designed residential rooftop system can cut your electricity bill for years — but the outcome depends on honest sizing, a clean grid application, and an installer who hands you documentation you can use. Here is what we suggest homeowners verify before signing.
Match capacity to how you use power
Oversizing beyond your consumption and export rules helps nobody. Review a year of bills (or smart-meter data if you have it) and discuss morning versus evening load. The goal is maximum self-consumption within DISCOM limits, not the largest possible sticker on the roof.
Net metering and paperwork
Rules vary by state and utility. Confirm who submits the application, typical timelines, and whether your sanctioned load allows the proposed kW. A professional team should give you a written list of documents and milestones, not vague assurances.
What to ask your installer
- Inverter and module brands, warranties, and whether monitoring is included.
- AC/DC protection, earthing, and lightning considerations for your roof type.
- Commissioning checklist and handover: single-line sketch, warranty cards, and emergency shutdown steps.
Our residential solar approach emphasises the same rigour we use on larger sites — scaled for homes.
Ready for a quote or a second opinion on a proposal? Reach KETE — we work across India and Nepal.