24/7 EMERGENCY: +94 75 824 4216
SIX7 Plumbing logo SIX7 PLUMBING
MECHANICAL ONLY — NO CAUSTIC

SIX7 Plumbing Drain Cleaning Colombo

Cleaning is the scheduled visit, not the panic call. When a drain has blocked twice in a month, or the annual inspection flags a slow line, we jet the whole run mechanically and flow-test before we leave.

The tools are the same as unblocking — rods, jetter, no chemicals — but the job is different. Cleaning clears the buildup that causes the next blockage, not just the blockage itself. Grease that has set into concrete-hard plugs, hair that has matted against a bend, cement-wash sludge from renovations — mechanical clearing removes all of it, and the flow test at full tap proves the run is clear end to end.

Wellawatte and the Muslim household areas around it have their own recurring problem: chicken, bones and beef scraps treated as if the sink were a garbage disposal. That habit turns sink drains into a weekly emergency. Our cleaning visit removes the set grease and bone buildup, and we tell you plainly that the habit has to change or the next visit is already booked. In Nugegoda, Kohuwala, Pepiliyana and Kalubowila — dense urban, small lands, many houses — the 30-year-old drainage systems sit two to three feet under concrete, and we've pulled crushed sections out of the ground more than once. When a cleaning finds a crushed run, the job becomes sewer repair before any more clearing is quoted.

WHY MECHANICAL?

Kitchen drain blocked twice in a month

We jet the whole run mechanically — the scheduled visit, not the panic call.

Floor trap backing up after rain

Rods and jetter, then a flow test at full tap before we leave.

Annual inspection flagged a slow line

Cleaning clears the buildup that causes the next blockage, not just the blockage itself.

Post-renovation flush needed

Cement-wash sludge from renovations — mechanical clearing removes all of it.

Cleared, Line by Line

Same pipe, full bore again. Drag the slider to compare before and after our drain clearing work.

AFTER
BEFORE

How We Fix It

Our proven mechanical process clears your drain without chemicals — and we prove it works before we leave.

1

Rod the Plug

We mechanical rod the blockage to break the plug of grease, hair, and sludge — no chemicals involved.

2

Jet the Line

High-pressure water jetting clears the remaining residue and flushes the line end to end.

3

Flow-Tested Live

We run the tap at full flow and watch it drain — you see it working before we pack up.

Neighbor Approved

How we work on every call: published rates before dispatch, a full-flow drain test you watch, and payment only after approval.

"We clear it mechanically and show you the difference — the same line, flowing at full rate before we pack up."

— SIX7 Plumbing, Mount Lavinia

A drain that flows fine is not a drain that is clean — by the time you notice slow flow, the line has been narrowing for months.

— SIX7 Dispatch Network

QUALITY EQUIPMENT

Built to Clear, Not to Damage

We use professional-grade mechanical equipment that clears drains without chemicals or pipe damage.

Mechanical Rodding

Breaks through grease, hair, and sludge plugs without chemicals or pipe damage.

Water Jetting

High-pressure water flushes the line clean — no residue left behind.

Live Flow Test

Full-tap flow test on camera — you see it drain before we leave.

The Nitty Gritty

Grease, hair and cement-wash sludge build a plug over months; chemicals compress it into a harder block. Here's what we do:

  • Rodding + Jetting: Mechanical rod breaks the plug, water jet flushes the line clean.
  • No Chemicals: Caustic soda damages pipes and the environment. Mechanical only.
  • Flow Test: Full-tap flow test so you watch it drain before we call it done.
  • Camera Quote If Recurring: If it blocks again, camera inspection is quoted before we switch tiers.

ALL DRAIN CLEARS INCLUDE

6-Month Workmanship Warranty

MYTH

"Boiling water keeps drains clear."

REALITY

Boiling water pours grease deeper where it sets in the cold bend.

FIELD NOTE

Cleaning is maintenance, not repair — a line rodded before it blocks never becomes an emergency call.

PRO TIP

Pour a cup of baking soda and vinegar down your drain monthly. It's gentle and effective — unlike boiling water.

STARTING AT

LKR 7,500/hr

+ visit LKR 2,500 · Pay after approval

T&Cs apply — /pricing/ & /disclaimer/

*After-hours +40% outside 9 AM – 5 PM.

Get a Quote

Fill out the form below and we'll get back to you within 24 hours with a detailed estimate.

For emergencies, call +94 75 824 4216

COMMON QUESTIONS

Drain Cleaning FAQ

Why is cleaning priced higher than a standard call?
Specialist jetting gear and the time a full-line clear takes; published before dispatch.
Will it stay clear?
Our 6-month shield covers incomplete clearing; if the same blockage returns within 6 months, we return free.
What about chemicals?
Never. They eat old pipes and bake grease into something harder — mechanical only, every time.

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