Plan before you install
Rooftop visualisation & solar calculator
Enter your roof dimensions to see how many panels fit, the plant size, the government subsidy you may get and your expected monthly savings.
Your rooftop
40 ft
30 ft
Property type
Shadow-free usable area is taken as 75% of the roof. Panels are 610 Wp (4 ft × 8 ft). Final numbers are confirmed after a free site survey.
Panel layout preview
1,200 sq ft24
panels that fit
17.08 kW
plant capacity
₹16,397
monthly bill savings
20.2 t
CO₂ avoided per year
Your estimate
System cost (before subsidy)
₹8,19,840
Government subsidy
− ₹78,000
Net investment
₹7,41,840
Monthly generation
2,050 units
Yearly savings
₹1,96,762
Payback period
3.8 years
Estimates assume 4 units per kW per day and a tariff of ₹8 per unit. Subsidy shown as per the residential rooftop scheme; actual amounts depend on eligibility, DISCOM approval and site conditions.
Like what you see?
Our engineers will validate this layout on your actual roof with a free site survey.
Book a free survey