The open slab
The concrete away from the outlet is the only place we draw a row.
The outlet toward the lake
Where the terrace faces the lake, that parapet is the outlet. The corner the water leaves by stays open. A module is not laid over the spout. The visit from Madipakkam is free.

Where the water leaves
We mark the fall toward the lake and leave that corner unused. We do not raise the parapet in the drawing. The tank stays. A walkway stays. If the lane floods when the lake rises, delivery waits. That does not change the layout. A house that does not face the lake is an ordinary survey.
A roof that holds rain because it has no fall is the Velachery case. A neighbour's rain pipe landing on the slab is the Royapettah case. Delivery that waits when a lake rises is the Keelkattalai case. Pipes at a service-lane parapet are the Anna Nagar case. A rear kitchen under a sheet is the Perambur case. A flat cannot take a common roof. That is the Sholinganallur case. City-wide module choice is on panels for a Chennai home.
Outlet left openSpout left clearVisit from MadipakkamMarked before a count
The concrete away from the outlet is the only place we draw a row.
That corner stays open. A module is not laid over the spout.
Both stay. The row uses what remains after they are marked.
Central assistance needs cells and modules made in India. Eligible homes can receive up to ₹78,000. The amount follows the scheme on the day you apply.
Who it suits
Independent houses are the usual fit, including a house that faces the lake. A flat cannot claim the building's roof. If the terrace does not face the lake, the survey is ordinary unless another limit on these pages applies.
How the row is fixed once the outlet is left open is on solar panel installation. Modules you already hold are labour from ₹3,000 per kW, materials excluded, on installation services. The Villivakkam figure is on solar panels and prices in Villivakkam. How the crew sets the row is on solar panels and installation in Villivakkam. The subsidy gap is on panel and price. NDCR against DCR is in that guide before an import is confirmed.
Show the lake side, if the terrace faces it
Yes. The roof visit is free. A recent bill and a photo of the lake side, if the terrace faces it, are enough to start. No modules are ordered that day.
No. That corner stays open so water can leave. The parapet is not raised in the drawing.
No. A terrace that does not face the lake is a normal survey. The tank stays, and a walkway stays.
Yes. Cells and modules must be made in India. Eligible homes can receive up to ₹78,000, subject to the scheme on the day you apply. NDCR is only if that assistance has already been given up.
A free visit from Madipakkam. We leave that outlet open, and note whether the plant should be DCR.
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