Sydney's #1 Blocked Main Sewer Plumber

Unblock BLOCKED pipes sydney

Take immediate action if you’re experiencing a blocked main sewer in Sydney! Don’t wait for the situation to worsen. The main sewer line is crucial for proper wastewater disposal from your sinks, toilets, showers, and tubs. Contact a sewer service in Sydney to resolve the blocked main sewer issue promptly.

$0 Call Out Fee

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No Hidden Fees
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Top-rated Main Sewer Unblocking Service in Sydney

A blocked main sewer can wreak havoc on your entire plumbing system, leading to issues such as slow drainage or backups in multiple drains. If you’re experiencing these signs, you may have a blocked main sewer that requires immediate attention.

At Get Unblocked, we specialize in providing top-rated main sewer unblocking services in Sydney. With years of experience and a team of skilled professionals, we have the expertise to tackle even the most stubborn sewer blockages efficiently and effectively.

As your trusted main sewer plumber, we understand the urgency of resolving sewer blockages promptly to minimize disruption to your daily life. That’s why we offer fast response times and reliable service, ensuring that your plumbing system is back up and running smoothly in no time.

Using advanced tools and techniques, we can accurately diagnose the cause of your main sewer blockage and implement the most appropriate solution to clear the obstruction. Whether it’s debris buildup, tree root intrusion, or a structural issue with the sewer line, we have the skills and resources to address the problem with precision.

When you choose Get Unblocked for your main sewer unblocking needs, you can trust that you’re working with a reputable and reliable plumbing company. We prioritize customer satisfaction and are committed to delivering exceptional results on every job.

Don’t let a blocked main sewer disrupt your home or business. Contact Get Unblocked today to schedule an appointment, and let us restore proper function to your plumbing system quickly and efficiently.


1. Tree Root Intrusion

Tree roots can infiltrate sewer pipes in search of moisture and nutrients. Once inside the pipes, roots can grow and expand, causing blockages and even damaging the pipes over time. Tree root intrusion is a common cause of sewer blockages, particularly in older sewer systems with clay or concrete pipes.

2. Grease and Fat Buildup

Improper disposal of grease, fat, and cooking oil can lead to buildup along the inner walls of sewer pipes. As these substances solidify, they can constrict the flow of wastewater, leading to blockages. Grease and fat buildup is often a result of pouring these substances down the drain instead of disposing of them properly.

3. Foreign Objects

Accidentally flushing non-biodegradable items such as wet wipes, sanitary products, diapers, or paper towels down the toilet can result in sewer blockages. These items do not break down easily in water and can accumulate in the sewer line, causing obstructions that impede the flow of wastewater.

4. Accumulated Debris

Debris such as leaves, twigs, dirt, and sediment can enter sewer pipes through various means, including stormwater runoff and improper disposal practices. Over time, this debris can accumulate and form blockages, restricting the passage for wastewater and leading to sewer backups.

5. Broken or Collapsed Pipes

Aging or damaged sewer pipes can develop cracks, breaks, or collapse, causing blockages by hindering the flow of wastewater. Pipe deterioration can occur due to factors such as corrosion, ground shifting, or invasive tree roots. Broken or collapsed pipes require professional repair or replacement to restore proper sewer function.

6. Structural Issues

Misaligned or poorly installed sewer pipes can contribute to blockages by causing debris to accumulate at certain points in the sewer line. Structural issues such as sagging or bellied pipes can create low spots where wastewater and debris collect, leading to blockages over time.

7. Plumbing System Misuse

Misusing the plumbing system can overload the sewer system and lead to blockages. Flushing excessive amounts of toilet paper, pouring large quantities of chemicals, or using excessive water during heavy rain can overwhelm the sewer system’s capacity, resulting in backups and blockages.

8. Corrosion and Degradation

Over time, sewer pipes can corrode and degrade due to exposure to moisture, chemicals, and environmental factors. Corrosion weakens the structural integrity of the pipes, making them more susceptible to blockages and collapses. Regular maintenance and inspection are essential to identify and address corrosion issues before they lead to blockages.

9. Infiltration and Inflow

Infiltration of groundwater and inflow of surface water into sewer pipes can overwhelm the sewer system and cause blockages. Cracks, joints, or damaged seals in sewer pipes can allow water to enter the system, leading to backups and blockages during periods of heavy rainfall or flooding.

10. Limescale Deposits

Limescale deposits can accumulate inside sewer pipes, particularly in areas with hard water. Over time, these deposits can narrow the passage for wastewater and contribute to blockages. Regular maintenance and descaling treatments can help prevent limescale buildup and reduce the risk of sewer blockages.


1. Multiple Fixture Backups

Simultaneous backups or slow drainage in multiple fixtures such as sinks, toilets, showers, and tubs can indicate a blocked main sewer. When one fixture is used, water may gurgle or bubble up in another, suggesting that the sewer line is obstructed and preventing proper drainage.

2. Foul Odors

A blocked main sewer can cause foul-smelling odors to emanate from drains or toilets. The trapped wastewater and debris create a stagnant environment that produces unpleasant smells. Persistent foul odors, especially near drains or toilets, are a telltale sign of a blocked sewer line.

3. Water Backup or Overflow

When the main sewer is blocked, water may back up into lower-lying drains or overflow from toilets, sinks, or showers. This can create a messy and unhygienic situation, with wastewater pooling in areas where it shouldn’t. Water backup or overflow is a clear indication of a blocked main sewer that requires immediate attention.

4. Gurgling Sounds

Gurgling or bubbling noises coming from drains or toilets when using other plumbing fixtures suggest that air is trapped in the pipes due to a blocked sewer line. These sounds occur as air tries to escape around the blockage, indicating that the sewer system is not functioning properly.

5. Slow Drainage

If water takes longer than usual to drain from sinks, showers, or tubs, it may be due to a blocked main sewer. This slow drainage occurs because the wastewater cannot flow freely through the obstructed sewer line, leading to backups and delays in drainage. Pay attention to any noticeable changes in drainage speed, as they could indicate a sewer blockage.

6. Sewage Backup in the Basement or Lowest Drains

In cases of severe blockages, sewage may back up into the basement or the lowest drains in your home. This is a serious indication of a blocked main sewer that requires immediate attention from a professional plumber. Sewage backup poses health risks and can cause extensive damage to property if not addressed promptly.

7. High Water Levels in Floor Drains

Floor drains in basements or utility areas may experience high water levels or sewage backup when the main sewer is blocked. These drains are typically connected to the main sewer line and serve as an early warning sign of sewer blockages. If you notice unusually high water levels in floor drains, it’s essential to investigate the cause promptly.

8. Puddles or Soggy Areas in the Yard

A blocked main sewer can cause sewage to overflow into the yard, resulting in puddles or soggy areas near sewer line access points or cleanouts. This external sign of a sewer blockage may indicate a serious issue with the sewer line that requires professional inspection and repair.

9. Fluctuating Toilet Water Levels

Fluctuating water levels in toilets, including rising or falling water levels when not in use, can signal a blocked main sewer. Changes in toilet water levels occur as the sewer line struggles to handle wastewater, leading to backups and fluctuations in plumbing fixtures throughout the home.








Our price is simple with No Hidden Fees

We are transparent, with a No-Fix, No-Pay Guarantee with no hidden costs or surprises.

Unblock Main Sewer

$0 call out fee


We charge a set half hourly rate for most types of blocked drains whether it be a sewer pipe, blocked toilet, blocked shower, blocked kitchen sink, blocked main sewer and blocked stormwater line, grates & pit, you name it. This also includes the use of our state of the are CCTV drain camera and locator with in our rate

Our service comes with an Unblocked Guarantee. If we can’t unblock it, You don’t pay! This does not included collapsed or broken pipework or any non standard pipework which may obstruct the jetter from doing its job.

Of course we are!! Anyone clearing drains at your property will be a fully insured and licenced blocked drain plumber.  We are the first choice plumber for blocked drains

We service the Sydney and Wollongong areas

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