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Central Chennai · Chennai, Tamil Nadu · done by the contractor we book

Rainwater Harvesting Price in Alwarpet

Rainwater Harvesting price in Alwarpet is about ₹26,600 per house (supply and labour), our indicative rate as of 5 October 2026. It is a finished job: the contractor we book does the work at your site in Alwarpet and we bill it, after confirming the scope and the day's rate. Call +91 90039 03003 to order.

₹26,600 / house, our indicative rate 5 Oct 2026 price date Finished job by the contractor we book
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Rainwater Harvesting in Alwarpet: Stack of plastic pipes (stock photo)
Rainwater Harvesting · Alwarpet
Quick answers

Quick answers: Rainwater Harvesting in Alwarpet

How do I find rainwater harvesting contractors near me in Alwarpet?
M&B Chetty India takes rainwater harvesting orders for sites across Alwarpet (PIN 600018), as a finished job by the contractor we book. Call +91 90039 03003 or WhatsApp with your site location.
Who does rainwater harvesting near Alwarpet?
M&B Chetty India takes rainwater harvesting orders in Alwarpet as well as nearby Abhiramapuram (0.5 km away) and Teynampet (0.9 km), at the same rate, about ₹26,600 per house.
Can I book rainwater harvesting in Alwarpet?
Yes, anywhere in Alwarpet (Central Chennai, Chennai district, PIN 600018): we take your order for the work in Alwarpet, the contractor we book does it at your site, and we bill it.
Is there a cheap rainwater harvesting contractor in Alwarpet?
Our rainwater harvesting rate for Alwarpet is ₹26,600 per house, our indicative rate, about 5% below the Chennai market rate we checked. The scope and the materials change the price, so we confirm it with each order; compare quotes on the same basis (per house, supply and labour, built at the site; GST basis not stated).
What is the rainwater harvesting price in Alwarpet?
About ₹26,600 per house for Rooftop rainwater harvesting for an independent house: downpipes, filter and one recharge pit in Alwarpet, as of 5 October 2026 (per house, supply and labour, built at the site; GST basis not stated); grades sold per house run from ₹26,600 to ₹71,250.
What is the rainwater harvesting rate in Alwarpet?
Our rate for Alwarpet is ₹26,600 per house for Rooftop rainwater harvesting for an independent house: downpipes, filter and one recharge pit (per house, supply and labour, built at the site; GST basis not stated). The contractor we book does the work and we bill it.
What is the rainwater harvesting price in Alwarpet today?
Our Rainwater Harvesting rate today page carries the dated daily rate for Chennai. Our price list of 5 October 2026 has rainwater harvesting for Alwarpet at ₹26,600 per house; call +91 90039 03003 to confirm it for your order.

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Our indicative rate

Rainwater Harvesting price in Alwarpet: every grade and size

Rainwater Harvesting in Alwarpet: our rate by grade and size
Grade / sizeIndicative rateUnitPrice as of
Rooftop rainwater harvesting for an independent house: downpipes, filter and one recharge pit₹26,600per house5 Oct 2026
Full rainwater harvesting with gutters, filters, recharge and storage reuse, larger house₹71,250per house5 Oct 2026

Basis: Per house, supply and labour, built at the site; GST basis not stated. Our indicative rate as of 5 October 2026, about 5% below the Chennai market rate we checked; the scope and the materials change the price, and we confirm it with each order. The same rate applies across our Chennai delivery zones; today's Rainwater Harvesting rate carries the dated daily figure.

How rainwater harvesting is booked in Alwarpet

M&B Chetty India is the seller: we take your order for the work in Alwarpet, the contractor we book does it at your site, and we bill it. The scope and the materials change the price, so we confirm it and the day's rate with each order.

Lead time and minimum quantity: confirmed with your order for Alwarpet; we do not publish a fixed lead time for rainwater harvesting.

Our crushed stone for the same site: Alwarpet is about 105 km and 3.5–4 h by truck from our crusher at Perindesam. If you also order jalli, M-Sand or TMT from us for the site, we can time rainwater harvesting with those loads, as described below.

How we supply it: M&B Chetty supplies rainwater harvesting as a finished job: the plumber or contractor we book builds it at your site, and we bill the work. The filter media are ours: 40 mm and 20 mm jalli and M-Sand from our crusher, best added to a load you are already ordering since our minimum is one tipper load.

Photo: Stack of plastic pipes (Ries Bosch on Unsplash; a stock photo for the plumbing & sanitary range, see image credits).

Rainwater Harvesting for Alwarpet buildings

What is being built in Alwarpet: Premium apartment buildings on bungalow plots; Shops and offices on TTK Road.

About Alwarpet

Alwarpet is an upmarket residential and commercial area around TTK Road and C. P. Ramaswamy Road. Older bungalows are being replaced by premium apartment buildings, and shops, restaurants and offices occupy the main roads.

Alwarpet (ஆழ்வார்பேட்டை) · Central Chennai · Chennai, Tamil Nadu · PIN 600018 · landmarks: TTK Road, C. P. Ramaswamy Road

How much rain your roof collects

Worked example for Alwarpet (typical estimate): A 1,000 sq ft roof collects about 90,000–1,00,000 litres of rain a year. Your engineer's figures come first.

Typical figures from our Rainwater Harvesting guide, to start from:

Typical estimate: Roof area × annual rainfall × about 0.8 runoff for a concrete roof. Chennai's average annual rainfall is roughly 1,200–1,400 mm, most of it in October to December.

  • 1,000 sq ft roof (92.9 m²): about 90,000–1,00,000 litres a year
  • One 100 mm rainy day on that roof: about 7,400 litres
  • A 1.2 × 1.2 × 1.5 m recharge pit holds about 2.2 m³ of fill, roughly 3.4 MT of jalli and sand at our bulk densities

Rainwater Harvesting: what it is, types, checks and quantities

Questions buyers ask

Rainwater Harvesting in Alwarpet: questions

Do you also take rainwater harvesting orders in Abhiramapuram, Teynampet and Raja Annamalaipuram?

Yes. We take rainwater harvesting orders for sites in Abhiramapuram, Teynampet, Raja Annamalaipuram, Mandaveli, Nandanam and Mylapore as well, at the same rate as Alwarpet, as a finished job by the contractor we book.

Who is the seller of rainwater harvesting for a site in Alwarpet?

M&B Chetty India is the seller: we take your order for the work in Alwarpet, the contractor we book does it at your site, and we bill it (per house, supply and labour, built at the site; GST basis not stated). The scope and the materials change the price, so we confirm it with each order.

How big should the recharge pit be?

It depends on roof area and soil. A pit about 1–1.5 m square and 1.5 m deep is a common size for one house, with a deeper recharge well where clay drains slowly. Follow the design on your approval drawing.

Why is rain water harvesting mandatory?

Groundwater in Chennai and its suburbs is heavily drawn down, and coastal aquifers face seawater intrusion. Recharging rooftop water restores wells and borewells and reduces street flooding during the monsoon.

Need rainwater harvesting in Alwarpet?

Call, WhatsApp or send the quote form with it filled in: we confirm the scope, the price and the date, and the contractor we book does the work at your site.

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