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Fast Drain Unclogging

Drain Cleaning Colombo – Blocked Drains, Sinks & Sewer Unclogging

Slow drains, backed-up sinks, or sewage overflow? We clear blockages fast with high-pressure jetting & professional rodding. From LKR 7,500/hr. Pay after service.

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Professional Drain Cleaning in Colombo

Is a Blocked Drain Causing Backups or Foul Smells?

Slow drains, gurgling sinks, or sewage backups aren't just inconvenient – they signal serious blockages that can damage property and health. In Colombo's older plumbing systems, tree roots, grease buildup, and debris cause frequent clogs. We don't just snake – we clear drains permanently using high-pressure jetting and professional rodding.

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High-Pressure Water Jetting

Professional-grade jetters blast away grease, roots, and debris from pipes. Effective for stubborn blockages that plungers or chemicals can't clear. Ideal for main lines and commercial drains.

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Professional Rodding & Manual Clearing

For accessible blockages in sinks, showers, or floor traps. We use flexible rods and augers to break up clogs without damaging pipes. Fast, effective, and pipe-safe.

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How Our Drain Cleaning Works

  1. 1.
    WhatsApp a 10-second video of the blocked drain or backup. We'll advise if jetting or rodding is best.
  2. 2.
    Technician arrives with jetting/rodding equipment. We isolate the blockage, clear the pipe, and flush to confirm full flow restoration.
  3. 3.
    Get a fully cleared, flowing drain. Approve the work, we guarantee it. Pay only after you're satisfied.

Callout fee applies to all dispatches regardless of outcome. Labor billed hourly from LKR 7,500/hr due to specialized equipment and expertise. Parts priced separately if needed.

From LKR 7,500/hr

Higher rate reflects specialized jetting equipment, professional rodding tools, and expertise for complex blockages. Billed only for actual time spent clearing. View full rate cardRead policy

Send a photo of your blocked drain → Get instant quote + ETA →

Common Drain Issues We Clear in Colombo Homes

Slow or Blocked Bathroom Drain

Water pooling in shower or sink – often hair, soap scum, or debris buildup.

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Kitchen Sink Grease & Food Clogs

Grease, food particles, or oil causing slow drainage or backups in kitchen sinks.

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Toilet Backup or Sewage Overflow

Toilet overflowing or sewage backing up – urgent blockage requiring immediate professional clearing.

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Emergency WhatsApp →

Floor Trap & External Drain Clearing

Blocked floor traps, balcony drains, or external pipes causing water pooling during rain.

Keywords: floor trap cleaning colombo, external drain unclog

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Main Sewer Line Blockages

Tree roots, collapsed pipes, or heavy debris blocking main sewer lines – requires high-pressure jetting.

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Commercial Kitchen & Restaurant Drain Cleaning

Grease trap clearing, heavy-duty blockages in commercial kitchens – fast response to minimize business disruption.

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Why Colombo Homeowners Trust Six7 for Drain Cleaning

Professional Equipment – No Chemical Guesswork

We use high-pressure jetters and professional rodding tools – no harsh chemicals that damage pipes or environment. If it clogs again within 6 months, we return free.

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Transparent Premium Rate Justification

From LKR 7,500/hr reflects specialized jetting equipment, professional tools, and expertise for complex blockages. Quote confirmed before work begins.

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6-Month Workmanship Warranty

If the same drain clogs again within 6 months due to incomplete clearing, we return free. Pay after service guarantee.

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Local Expertise in Colombo Drain Systems

We know common blockage causes in Colombo homes – tree roots in older pipes, grease buildup in kitchens, monsoon debris in external drains.

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Don't let a blocked drain cause property damage or health hazards.

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Avg. response: 90 seconds • Callout fee applies to all dispatches

Why Does My Drain Keep Getting Blocked?

One of the most common questions homeowners ask is: "Why does my sink or shower keep clogging even after I've cleared it?"

In many cases, the blockage you see is only part of the problem.

Kitchen drains often become restricted because grease, cooking oil, food scraps, and soap residue slowly stick to the inside of pipes. Over time, the pipe diameter becomes smaller and water flow slows down.

Bathroom drains are usually affected by hair, soap scum, toothpaste residue, and personal care products. Even when the visible blockage is removed, buildup deeper in the pipe can continue to cause problems.

For outdoor drains and sewer lines, tree roots are a surprisingly common cause of recurring blockages. Roots naturally seek moisture and can enter tiny cracks in underground pipes. Once inside, they continue growing and eventually restrict wastewater flow.

Signs You Need Professional Drain Cleaning

  • Water takes longer than normal to drain
  • Gurgling sounds from sinks, showers, or toilets
  • Bad smells coming from drains
  • Frequent clogs in the same location
  • Water backing up into other fixtures
  • Multiple drains becoming slow at the same time

When multiple fixtures are affected, the problem is often deeper within the drainage system rather than inside a single sink or shower drain.

Are Chemical Drain Cleaners Safe?

Many homeowners try chemical drain cleaners before calling a plumber. While these products may temporarily improve drainage, they often fail to remove the actual blockage. Repeated use can also damage older pipes and may make future repairs more difficult. For stubborn or recurring drain problems, professional cleaning methods are generally safer and more effective because they remove the buildup rather than simply creating a small opening through it.

Common Causes of Blocked Drains in Sri Lankan Homes

Kitchen Drains

  • Cooking oil and grease
  • Food waste
  • Rice and starch buildup
  • Soap residue

Bathroom Drains

  • Hair accumulation
  • Soap scum
  • Toothpaste buildup
  • Hygiene products

Outdoor Drains

  • Leaves and debris
  • Mud and sediment
  • Tree root intrusion
  • Damaged underground pipes

How Often Should Drains Be Professionally Cleaned?

For most homes, a professional inspection and drain cleaning every 12–24 months can help prevent major blockages and unexpected plumbing emergencies. Properties with older plumbing systems, large families, restaurants, cafes, and commercial kitchens may require more frequent maintenance due to higher usage.

Need Drain Cleaning in Colombo?

Whether you're dealing with a slow kitchen sink, a blocked shower drain, a recurring toilet blockage, or an outdoor drainage issue, professional drain cleaning can identify the root cause and restore proper flow before the problem becomes a plumbing emergency.

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Drain Cleaning Across Colombo & Outskirts

Serving plumber near me, drain cleaning colombo, and blocked drain fix near me searches in these suburbs:

Drain Cleaning FAQs — Colombo

Why is drain cleaning priced higher than standard plumbing?

Drain cleaning requires specialized equipment like high-pressure jetters and professional rodding tools, plus expertise for complex blockages. The LKR 7,500/hr rate reflects this specialized service. Callout fee applies to all dispatches regardless of outcome. Keywords: drain cleaning cost colombo, professional unclog pricing

Do you use chemicals to clear drains?

No. We avoid harsh chemicals that can damage pipes or the environment. Instead, we use high-pressure water jetting and professional rodding to clear blockages safely and effectively. Keywords: chemical-free drain cleaning colombo, safe drain clearing plumber

How long does drain cleaning take?

Most standard blockages are cleared within 1-2 hours. Complex main line or root blockages may take longer. We provide time estimates before starting work and bill only for actual time spent. Keywords: drain cleaning time colombo

Do you guarantee the drain will stay clear?

Yes. 6-month workmanship warranty on all drain cleaning. If the same drain clogs again within 6 months due to incomplete clearing, we return free. Pay after service guarantee. Keywords: drain cleaning warranty colombo

Can you clear drains in older Colombo homes?

Absolutely. We specialize in older plumbing systems common in Colombo – including clay pipes, narrow diameters, and tree root intrusions. We adapt our methods to protect legacy pipes while clearing blockages effectively. Keywords: old home drain cleaning colombo

Are chemical drain cleaners safe?

They often fail to remove the actual blockage and can damage older pipes over time. Professional jetting and rodding remove buildup safely and effectively, without harsh chemicals. Keywords: chemical drain cleaner safety colombo

How often should I have my drains professionally cleaned?

For most homes, every 12–24 months is recommended. Older homes, large families, and commercial kitchens may need more frequent maintenance. Keywords: drain maintenance schedule colombo

What causes frequent drain blockages in Colombo homes?

Common causes include grease buildup in kitchens, hair and soap scum in bathrooms, tree roots in outdoor pipes, and debris accumulation in older plumbing systems. Keywords: frequent blocked drains colombo, causes of clogged drains

Get a Drain Cleaning Quote

Drain cleaning is billed at LKR 7,500/hr due to specialized equipment and expertise. Callout fee applies to all dispatches regardless of outcome.

Prefer WhatsApp? Send a photo → Get instant quote

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