Which Chemicals Are Used for Tank Cleaning?
Raj Babbar · 11 min read
Home › Water Tank Cleaning › Sintex / Plastic Tank Cleaning › Laxmi Nagar Extension
Tucked behind the Laxmi Nagar market on lanes barely wide enough for a scooter, the residential Extension is mostly rented builder floors sharing one plastic tank per roof. Since the clean is nobody's clear responsibility, biofilm builds quietly on the walls, and KaamGenie sorts it out from ₹699.
The Extension is the lived-in edge of Laxmi Nagar, where the shops give way to closely stacked rental floors on narrow interior galis. Most buildings store water in a single rooftop plastic tank drawn from private borewell, with DJB only reaching the wider roads. That borewell runs hard and slightly iron-tinged, so it leaves both scale and a faint tint inside the tank. With tenants on short stays and owners often living elsewhere, the storage tank rarely has an owner keeping an eye on it. Between infrequent cleans, sediment settles at the base and a slick film creeps up the walls.
KaamGenie drains the tank fully, scoops and wet-vacuums the settled grit, then soft jet-washes and hand-scrubs the biofilm before a anti-bacterial disinfectant wash and a clear-water rinse. We hand over dated before and after photos so a landlord living away can confirm the work. If the building also needs the ground sump or a concrete tank done, our full water tank cleaning in Laxmi Nagar Extension covers those. Here we focus on the Sintex and plastic rooftop tanks.
When a floor changes tenants often, the rooftop tank falls through the cracks: incoming residents assume it was done, outgoing ones never bothered. Meanwhile the hard borewell keeps depositing scale and the exposed plastic keeps letting light in. Months pass and the tank has quietly turned from an out-of-sight utility into a fouled store.
Iron in the local borewell stains the pale plastic and gives algae and biofilm a textured surface to hold onto. As the layer thickens, it sloughs into the water during heavy morning use and reaches the taps as cloudiness or a metallic edge. In shared buildings the taste complaints usually come before anyone connects them to an unopened tank.
No travel charge anywhere in Laxmi Nagar Extension. The final price is confirmed on the call before we come — it depends only on tank size and access.
See it done in 45 seconds
Watch our web story on how a tank is really cleaned — drain, de-sludge, jet-wash, disinfect.
We reach every pocket of Laxmi Nagar Extension — and there’s no travel charge to any of them:
Every locality in Delhi stores different water, and that decides how fast a tank fouls. This is Laxmi Nagar Extension’s profile from The Delhi Water Index, built from our field observations across 250+ localities.
Indicative field characterisation, not a certified lab test. BIS IS 10500: TDS 500 mg/L acceptable, 2,000 permissible. Check any Delhi area →
“Nobody in our rented building takes charge of the tank, can you still help?” Certainly. Any resident can book on 95603 66362, and we can bill and photograph the work so the owner is comfortable even if they live elsewhere. Shared rental tanks are a large part of what we do in the Extension.
“Our borewell water looks slightly rusty, does that affect the tank?” Yes, iron in the water stains plastic walls and gives biofilm a rougher grip. We remove the tint and film during the scrub and disinfect, though very heavy iron may point to a filter as well.
“What does cleaning a 1000L rooftop plastic tank cost here?” A standard 1000L Sintex is ₹899, and a 500L loft tank starts at ₹699. For a building with more than one plastic tank we quote a per-tank bulk rate.
“Can you work on the narrow interior lanes of the Extension?” Yes, our crews carry equipment in on foot where vehicles cannot go. The tight galis are normal for this pocket and do not change the price.
“How long does a single-tank clean take?” A typical rooftop plastic tank takes about an hour and a half from drain to disinfect. We time it to your supply hours so the building is not left without water at a bad moment.
See our complete water tank cleaning services in Delhi NCR — pricing, process, tank types and full city coverage.
Beyond water tank cleaning, KaamGenie is rolling out a full lineup of home services across Delhi NCR — see our complete list of 12 home services we offer or will be launching through 2026. New to tank cleaning? Read our guide on how to pick the right water tank cleaning service in Delhi — what to look for, what to avoid, and the questions that separate trustworthy crews from quick-job operators.
Rooftop plastic tanks
₹699+ →Kothi sumps & underground tanks
₹1,499+ →Apartments & RWAs
Bulk pricing →FSSAI-compliant cleaning
₹2,500+ →टंकी साफ़ करने वाले
हिन्दी पढ़ें →View all water tank cleaning guides →
All pockets and lanes of Laxmi Nagar Extension covered. If your specific block or society isn’t named in the sub-areas above, just call — we almost certainly cover it.
Same crew, same 6-step process, same-day where possible. Pick any locality below for local pricing and the tanks we typically find there.
Book a slot — we can usually fit you in today or tomorrow.