Rainwater Harvesting Price in Kolathur
Rainwater Harvesting price in Kolathur 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 Kolathur and we bill it, after confirming the scope and the day's rate. Call +91 90039 03003 to order.
Today's Rainwater Harvesting rate (dated) · Directions to our sales desk · See Kolathur on the map

Quick answers: Rainwater Harvesting in Kolathur
- How do I find rainwater harvesting contractors near me in Kolathur?
- Call +91 90039 03003 or WhatsApp: M&B Chetty India books rainwater harvesting in Kolathur (PIN 600099), as a finished job by the contractor we book.
- Who does rainwater harvesting near Kolathur?
- We do: you buy from M&B Chetty India, the seller, for sites in Kolathur and next door in G.K.M. Colony (1.6 km away) and Periyar Nagar (1.6 km), at the same rate, about ₹26,600 per house.
- Do you do rainwater harvesting in Kolathur?
- Yes, anywhere in Kolathur (North Chennai, Chennai district, PIN 600099): we take your order for the work in Kolathur, the contractor we book does it at your site, and we bill it.
- Is there a cheap rainwater harvesting contractor in Kolathur?
- ₹26,600 per house for Kolathur, our indicative rate, about 5% below the Chennai market rate we checked; the scope and the materials change the price, so the sales desk confirms 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 Kolathur?
- About ₹26,600 per house for Rooftop rainwater harvesting for an independent house: downpipes, filter and one recharge pit in Kolathur, 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 Kolathur?
- The rate we quote for Kolathur 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 rate in Kolathur today?
- See our Rainwater Harvesting rate today page for the dated daily rate for Chennai; our price list of 5 October 2026 puts rainwater harvesting for Kolathur at ₹26,600 per house, and a call to +91 90039 03003 confirms it for your order.
Rainwater Harvesting price in Kolathur: every grade and size
| Grade / size | Indicative rate | Unit | Price as of |
|---|---|---|---|
| Rooftop rainwater harvesting for an independent house: downpipes, filter and one recharge pit | ₹26,600 | per house | 5 Oct 2026 |
| Full rainwater harvesting with gutters, filters, recharge and storage reuse, larger house | ₹71,250 | per house | 5 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 Kolathur
M&B Chetty India is the seller: we take your order for the work in Kolathur, 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 Kolathur; we do not publish a fixed lead time for rainwater harvesting.
Our crushed stone for the same site: Kolathur is about 95 km and 3–3.5 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 Kolathur buildings
What is being built in Kolathur: G+2 to G+4 apartment buildings; Independent houses on the remaining plots.
About Kolathur
Kolathur is a fast-built residential area in north-west Chennai, between Villivakkam, Madhavaram and the Retteri lake. Most of it is G+2 to G+4 apartment buildings and independent houses, with new construction on the remaining vacant plots.
Kolathur (கொளத்தூர்) · North Chennai · Chennai, Tamil Nadu · PIN 600099 · landmarks: Retteri lake
How much rain your roof collects
Worked example for Kolathur (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
Rainwater Harvesting in areas near Kolathur
G.K.M. Colony
₹26,600per house, same rate as KolathurCentral Chennai · PIN 6000821.6 km from KolathurPeriyar Nagar
₹26,600per house, same rate as KolathurCentral Chennai · PIN 6000822.0 km from KolathurLakshmipuram
₹26,600per house, same rate as KolathurNorth Chennai · PIN 6000992.0 km from KolathurVinayagapuram
₹26,600per house, same rate as KolathurNorth Chennai · PIN 6000992.0 km from KolathurPeravallur
₹26,600per house, same rate as KolathurCentral Chennai · PIN 6000822.0 km from KolathurAgaram
₹26,600per house, same rate as KolathurCentral Chennai · PIN 600082Neighbouring localities we also deliver to: G.K.M. Colony, Periyar Nagar, Lakshmipuram, Vinayagapuram, Peravallur, Agaram
Rainwater Harvesting in Kolathur: questions
Do you also take rainwater harvesting orders in G.K.M. Colony, Periyar Nagar and Lakshmipuram?
Yes. We take rainwater harvesting orders for sites in G.K.M. Colony, Periyar Nagar, Lakshmipuram, Vinayagapuram, Peravallur and Agaram as well, at the same rate as Kolathur, as a finished job by the contractor we book.
Who is the seller of rainwater harvesting for a site in Kolathur?
M&B Chetty India is the seller: we take your order for the work in Kolathur, 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.
What goes inside a recharge pit?
Layers of stone and sand: larger stone such as 40 mm jalli at the bottom, 20 mm in the middle and coarse sand on top as the filter, under a removable cover. The sand layer traps silt and needs cleaning before each monsoon.
From our team
Notes, photos and examples added by the M&B Chetty team, with the author and the date.
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Delivered with it in Kolathur
- 40mm Jalli price in Kolathurdelivered price
- 20mm Jalli price in Kolathurdelivered price
- M-Sand price in Kolathurdelivered price
Rainwater Harvesting elsewhere
Need rainwater harvesting in Kolathur?
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.
Kolathur area pageToday's Rainwater Harvesting rateRainwater Harvesting