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BLOCKED DRAIN CLEARANCE — HOUNSLOW

Blocked Drains in Hounslow

Slow-draining sink, gurgling toilet, or a blocked drain outside? Our engineers clear internal and external drains across Hounslow, usually the same day — fixed price, CCTV survey available.

TW3

TW4

TW5

TW7

TW8

TW14

Book a Guttering Service

Respond within 2 hours · No call-out charge
 

🔒 No obligation. Fixed price confirmed before any work starts.


Same-Day

Clearance across Hounslow
30–90m
Typical clearance time
6
Postcode areas covered
£0
Call-out charge, ever
COMMON CAUSES

What Causes Blocked Drains in Hounslow

Blockages build up gradually before they cause a full stoppage — these are the causes our engineers see most often across Hounslow’s mix of flats, terraces and period riverside homes.

Fat, Oil & Food Waste

The most common cause of kitchen blockages, especially in Hounslow and Feltham’s flats and conversions.

Wipes & Sanitary Products

Even “flushable” wipes don’t break down and are a leading cause of toilet and downstream blockages.

Tree Root Intrusion

Common on Isleworth and Brentford’s leafier riverside streets, where roots can crack and enter older clay drain pipes.

Ageing or Damaged Pipework

Original drainage in older Isleworth and Brentford properties can collapse or shift over time.

⚠️ Early warning signs of a developing blockage
  • Water draining slower than usual
  • Gurgling sounds from toilets or plugholes
  • Unpleasant smells from drains or plugholes
  • Water backing up when using another appliance
  • Damp patches near external drain covers
  • Multiple fixtures affected at once
THE PROCESS

How We Clear a Blocked Drain in Hounslow

A methodical process to clear the blockage and identify the underlying cause, not just a temporary fix.

Diagnose the Blockage

We identify whether the blockage is local to one fixture or affecting a wider run, and agree a fixed price before starting.

Clear the Blockage

Using rodding, high-pressure jetting or mechanical clearance depending on the type and severity of the blockage.

CCTV Survey if Needed

For recurring blockages, a camera survey identifies the root cause — whether that's roots, damage, or a collapsed section.

Test & Clean Up

A full flow test to confirm the blockage is cleared, with the work area left clean and tidy before we leave.

CAPABILITY

Every Type of Blockage, Cleared

From a single slow sink to a full external drain blockage, matched to your Hounslow property.

Internal Drain Clearance

Kitchen sinks, bathroom fixtures and toilets cleared quickly using rodding or mechanical methods.

Most common callout

External & Manhole Clearance

Blocked outdoor drains and manholes cleared, often using high-pressure jetting for stubborn debris or roots.

Common in Isleworth & Brentford

CCTV Drain Surveys

Camera inspection to diagnose recurring blockages, structural damage or root ingress without digging speculatively.

Ideal for repeat blockages
TRANSPARENT PRICING

Blocked Drain Clearance Cost in Hounslow

Fixed prices agreed before we start. No call-out charge.

Fixed Price

External Drain / Manhole Clearance

30–60 min
£89

Most Common

Fixed Price

Internal Drain Clearance

Suits Isleworth multi-bathroom homes
from £2,450

Fixed Price

CCTV Drain Survey

1–2 hrs, with written report
£165
💡 All prices are fixed and agreed upfront. High-pressure jetting for stubborn or root-related blockages is quoted after an initial assessment, since cost depends on severity and pipe access.
WHY CHOOSE US

Why Choose Our Drain Engineers in Hounslow

Same-Day Clearance

Most blocked drain callouts across Hounslow are resolved the same day you call.

CCTV Surveys for Recurring Issues

We diagnose the root cause of repeat blockages instead of just clearing the symptom each time.

Experience with Riverside Properties

Familiar with the drainage layouts and root intrusion common in Isleworth and Brentford's riverside homes.

Fixed Price — No Hounslow Surcharge

Same pricing whether you're in TW3 Hounslow or TW8 Brentford.

Fully Insured

Hundreds of Hounslow customers have rated our drain clearance work five stars for speed and quality.

Verified Customer Reviews

What Hounslow Customers Say

“Kitchen sink in our Hounslow flat completely blocked on a Sunday. Engineer arrived within a couple of hours and had it cleared in under an hour.”

Picture of Sarah C.
Sarah C.

Wandsworth · Like-for-like combi replacement

“Recurring blockage in our Isleworth garden drain, third time in a year. CCTV survey found a cracked section from tree roots — finally sorted properly.”

Picture of Marcus J.
Marcus J.

Hackney · System-to-combi conversion

“Whole downstairs of our Brentford house was draining slowly. Turned out to be a blocked external manhole, jetted clear and working perfectly since.”

Picture of Patricia O.
Patricia O.

Islington · System boiler installation

FAQs

Blocked Drains in Hounslow — Questions Answered

Most blocked drain callouts across Hounslow are resolved the same day you call, across all postcodes TW3, TW4, TW5, TW7, TW8 and TW14.

Internal drain clearance starts from £89, external or manhole clearance from £125, and a full CCTV drain survey with written report is £165. High-pressure jetting is quoted separately after assessment where needed.

Recurring blockages usually point to an underlying cause — tree root intrusion, a damaged or collapsed section of pipe, or a persistent build-up of fat and debris at one point in the system. A CCTV survey identifies the exact cause so it can be properly addressed.

A CCTV survey uses a waterproof camera to inspect the inside of your drainage system, identifying blockages, damage or root ingress without digging speculatively. It's particularly useful if you've had repeated blockages in the same area.
Yes. We cover the entire Hounslow borough — Hounslow, Cranford, Heston, Isleworth, Brentford and Feltham — postcodes TW3, TW4, TW5, TW7, TW8 and TW14.

For a single slow-draining sink, a plunger or a mix of hot water and washing-up liquid can sometimes help. Avoid chemical drain unblockers where water is already backed up, as they can react unpredictably with standing water. If the problem persists or affects multiple fixtures, it's best to book a proper clearance.

Manufacturer warranties of up to 10 years are available on leading brands including Worcester Bosch and Vaillant, in addition to our own workmanship guarantee on the installation itself.

Blocked Drain in Hounslow?

Same-day clearance, fixed price agreed before we start. Call now or book online.

Nearby Areas

Blocked Drain Clearance in Nearby West London Areas

We also cover these neighbouring boroughs — same fixed prices, same engineers.