Fully Licensed
Experienced plumbers replace sewer lines for residential and commercial properties using professional equipment and proven replacement methods.
Delta Plumbers provides sewer line replacement service for homes and businesses when damaged pipes cause repeated backups, leaks, or poor wastewater flow.

Replacing a sewer line requires careful planning before work begins. Delta Plumbers reviews the pipe condition, replacement area, access, and connection points so the work fits the property and the existing sewer system.
Experienced plumbers replace sewer lines for residential and commercial properties using professional equipment and proven replacement methods.
Every sewer line replacement is completed with careful workmanship for dependable long-term performance.
Replacing sewer lines for residential and commercial properties throughout Ontario.
Prompt sewer line replacement when the existing line needs a dependable new solution.







Tell us what problems you are seeing and whether the sewer line has already been inspected. Delta Plumbers will review the details and explain the next step for sewer pipe replacement.
Prefer to talk? (888) 925-1996Read customer feedback about Delta Plumbers’ communication, service, and completed plumbing work.
Our shower drain had been giving us trouble for weeks but Ali from Delta Plumbers fixed it in no time. Excellent customer service.
Multiple toilets and our bathtub backing up at once?? I'd never seen anything like it. Tony diagnosed the pipe clog instantly — what a lifesaver.
Very happy with my tankless water heater installation. Quick and hassle-free process — would recommend.
Money was tight and Peter gave me a few budget alternatives. He saved the day — would recommend to anyone.
Our shower drain had been giving us trouble for weeks but Ali from Delta Plumbers fixed it in no time. Excellent customer service.
Multiple toilets and our bathtub backing up at once?? I'd never seen anything like it. Tony diagnosed the pipe clog instantly — what a lifesaver.
Very happy with my tankless water heater installation. Quick and hassle-free process — would recommend.
Money was tight and Peter gave me a few budget alternatives. He saved the day — would recommend to anyone.
Our shower drain had been giving us trouble for weeks but Ali from Delta Plumbers fixed it in no time. Excellent customer service.
Multiple toilets and our bathtub backing up at once?? I'd never seen anything like it. Tony diagnosed the pipe clog instantly — what a lifesaver.
Very happy with my tankless water heater installation. Quick and hassle-free process — would recommend.
Money was tight and Peter gave me a few budget alternatives. He saved the day — would recommend to anyone.
Called Delta on a Sunday — they were the only company that came out within an hour. Dustin was polite and quick.
Super fast response time — arrived early. Domenic was friendly, efficient, and even a pet magnet. Will call them again.
Provided awesome service. Very professional, courteous, and respectful — first time calling a plumber and I'm glad I did.
My water boiler had sprung a leak and they replaced the pipe the same day. Grateful for such prompt service.
Called Delta on a Sunday — they were the only company that came out within an hour. Dustin was polite and quick.
Super fast response time — arrived early. Domenic was friendly, efficient, and even a pet magnet. Will call them again.
Provided awesome service. Very professional, courteous, and respectful — first time calling a plumber and I'm glad I did.
My water boiler had sprung a leak and they replaced the pipe the same day. Grateful for such prompt service.
Called Delta on a Sunday — they were the only company that came out within an hour. Dustin was polite and quick.
Super fast response time — arrived early. Domenic was friendly, efficient, and even a pet magnet. Will call them again.
Provided awesome service. Very professional, courteous, and respectful — first time calling a plumber and I'm glad I did.
My water boiler had sprung a leak and they replaced the pipe the same day. Grateful for such prompt service.
If the existing line has severe damage or keeps causing drainage problems, another small repair may not solve the issue. Arrange an assessment to find out whether main sewer line replacement is the better long-term option.

A damaged sewer line can make it difficult for wastewater to leave the property. Cracked pipes, collapsed sections, or widespread deterioration may continue causing drainage problems even after repeated repairs.
Sewer line replacement removes the failed section and restores a dependable path for wastewater. Before work begins, the plumber reviews the existing pipe, the replacement area, and the sewer connection. This helps determine the best replacement plan.
Replacing the damaged sewer line with a properly connected new pipe helps restore reliable wastewater flow throughout the property. A replacement that matches the existing drainage system also supports dependable performance once the new line is placed in service.
A sewer line may need more than a small repair when the pipe has serious damage or problems affect a larger section of the system. An assessment can help determine how much of the line has failed and whether replacing the sewer line is the right next step.
A collapsed section can block wastewater flow and prevent the line from working as intended. Severe breaks may also allow soil or debris to enter the pipe.
Older sewer pipes can weaken, crack, or lose their shape over time. When damage affects several areas, repeated repairs may not provide a reliable solution.
Frequent backups, poor drainage, or repeated problems along the same sewer line may point to a larger issue. Inspection findings can help show whether the damage is limited or extends through more of the pipe.

A badly damaged sewer line may cause wastewater to back up through toilets, showers, or floor drains. Leaks can also affect the soil around the pipe and make normal drainage less reliable.
If the pipe continues to deteriorate, a larger part of the sewer system may stop working as intended. Timely sewer drain replacement can help restore a dependable path for wastewater when the existing line can no longer remain in service.
As the damage spreads, everyday drainage problems may become more difficult to manage. Replacing the failed section before additional parts of the sewer line are affected can help restore normal operation and reduce further disruption across the property.
When the main sewer line begins to fail, several sinks, toilets, tubs, or floor drains may develop drainage problems at the same time. Replacing the failed sewer line helps restore the main drainage path that serves the property.
Every replacement project depends on the pipe condition, location, access, and extent of the damage. Our process helps identify the failed section and plan the work before the new pipe is connected.
We review the sewer problem, available access, and findings that show where the pipe has failed.
We determine whether the project involves one damaged section, a sewer lateral replacement, or a larger part of the main line.
We remove or replace the affected sewer section and connect the new pipe to the required points in the system.
We check the completed connections and test the replacement line before the work is finished. This helps confirm that wastewater can move through the new section as planned.
Is your sewer line no longer providing reliable drainage? Reduce water use through the affected plumbing if possible, then contact Delta Plumbers. We'll assess the condition of the sewer line and determine whether replacement is the right solution.

A major sewer line failure can affect several fixtures at once and may stop normal wastewater flow. If sewage is backing up or the sewer line no longer works properly, prompt service can help determine the repairs needed.
Emergency sewer line replacement may be required when severe pipe damage makes the existing line unusable and a repair cannot provide a dependable result.
A failed main sewer line can affect the drainage system that serves the entire property. Replacing the damaged line early can help restore reliable wastewater flow and return connected fixtures to normal use.
Need help with a failed sewer line? Tell Delta Plumbers what is happening, which fixtures are affected, and whether the line has already been inspected. We can review the situation and explain whether sewer line repair or replacement should be considered.
We keep the money part simple and the booking part painless.
Call us or complete the online form to request a sewer line replacement assessment. We'll review the details and arrange a convenient time to inspect the existing sewer line.
Your plumber examines the existing sewer line, explains why replacement is recommended, and provides a clear replacement estimate before any work begins.
We complete the sewer line replacement, verify the new line is working properly, and leave the work area clean. Your one-year warranty begins when the project is finished, and you pay only the approved price.
Not every sewer problem requires a new pipe. The decision depends on the location, amount of damage, pipe condition, and whether a repair can restore reliable service.
A small damaged area may have different options than a pipe with cracks, breaks, or failure across several sections.
Older sewer materials may become weaker over time. The overall condition of the pipe can affect whether another repair is likely to last.
Several damaged sections along the same line can make repeated repairs less practical. A larger replacement may provide a more complete solution.
Frequent backups, leaks, or past repairs can help show how well the existing line has performed. A repeated pattern may support the need for replacement.
The pipe location, depth, and surrounding property can affect how the work is completed. Access also plays a role in choosing the right replacement plan.

A new sewer line still depends on proper use after the work is complete. Everyday habits can help reduce buildup, protect the pipe, and support reliable wastewater flow.
The performance of a replaced sewer line depends on the pipe, installation, soil conditions, and how the drainage system is used. Good habits and timely service can help protect the new line over time.

A badly damaged sewer line may become harder to use as the pipe continues to weaken. Backups, leaks, and poor drainage can become more frequent when the damaged section remains in service.
Planning sewer pipe replacement before the line fails completely can give you more control over the timing of the work. It may also reduce the chance of a sudden loss of normal drainage across the property.
Replacing the sewer line before a complete failure also allows the work to be arranged while the drainage system is still partly functional. This can help reduce unexpected interruptions and make the transition to the new sewer line more manageable.
A replacement line is designed to restore a dependable path for wastewater. Its long-term performance depends on the pipe, installation, surrounding soil, and how the drainage system is used.
A properly installed replacement line helps wastewater move away from the property as intended. Keeping harmful materials out of connected drains can help maintain that flow.
Avoid unnecessary digging or heavy ground work near the sewer route. Protecting the area can reduce the risk of damage to buried pipe and connections.
Leave cleanouts and other service points clear when possible. Easy access can make future inspections or plumbing work less disruptive.
When the old sewer pipe has major damage or no longer drains properly, a main sewer line replacement may provide a more reliable solution. Regular care and early attention to drainage problems can help the new sewer line continue performing well.
Your sewer line is likely the most important and least understood aspect of your property’s plumbing system. It plays the critical mission of carrying wastewater from your business or home property and into the septic tank or municipal system in a safe manner. Since the sewer line begins to degrade due to age, root intrusion, rot, or soil shift, the consequences can be disastrous. Clogged sewage, bad odors, yard water, and even foundation issues are all potential outcomes of a failing sewer line.
At Delta Plumbers, we provide complete sewer line replacement in Ontario. With decades of experience, cutting-edge trenchless technology, and a steadfast commitment to excellence, we provide solutions that are not only effective but durable as well. On residential, commercial, or industrial property, we install sewer line replacements that ensure safety, compliance, and longevity for decades to come.
Although sewer lines are built to last decades, no system can last indefinitely. As years go by, accumulation of issues wears it out, and the only option becomes replacement. Aging systems top the list of reasons, since most of Ontario’s realty still has clay or cast iron piping put in over 50 years ago. They rust, crack, or collapse and cannot be repaired.
Tree root incursion is another common offender. Roots seek out water and nutrients naturally and will grow through small joints or cracks in the sewer pipe. Once they are in there, they simply continue to grow and create severe clogs or even pipe failure. Spot repairs may temporarily fix the situation, but the problem will simply continue to recur until the entire line is replaced.
Settlement of the ground and movement of soil are also contributing causes of sewer line failure. Freezing-thawing conditions typical of Canadian winters cause pressure on underground pipes, misaligning or cracking them. Likewise, traffic or construction in the area can damage older sewer lines that were not designed to resist such pressure.
When these issues are so bad, only a replacement of the sewer line can truly be an effective and permanent solution. Delta Plumbers ensures that it is completed successfully, safely, and to all building codes.
Listing to the indications of a broken sewer line will enable you to take steps when the problem is not so urgent yet. Recurrent sewage backup is one of the most obvious indications that your sewer line is not fixable. If a number of fixtures of your building or dwelling are clogged or draining slowly at the same time, then the central sewer line is likely to be faulty.
The other definite sign is rotten smells. Sewage smell near your backyard, basement, or toilet drains is a sign that there is sewer leakage through cracks or breaks in sewer lines. Softer spots or sinkholes on your lawn without any known cause can also be a sign of wastewater intrusion in the ground.
Internal warning signs are bubbling sounds in toilets or drains, regular backups despite frequent cleaning, and unusually luscious patches of greenery that develop more rapidly due to sewage seepage that is enriching the soil. In older houses, these signs coupled with aging materials used for the pipes are good indicators that a complete sewer line replacement is in order.
Here at Delta Plumbers, we use the latest diagnostic technology such as sewer camera inspections to check the exact condition of your line. This allows us to determine whether specialized repair is still possible or not, and whether replacement is the best long-term solution.
Replacing a sewer line is a big job, but with the right crew, it can be done efficiently and with minimal disruption. At Delta Plumbers, our process is created to bring about reliability and customer confidence.
For homeowners, a sewer line replacement is usually one of the biggest plumbing projects they will ever have. It can be a painful, disruptive, and costly experience without the right team. At Delta Plumbers, we aim to make it as straightforward as possible by focusing on clear communication, transparent pricing, and minimizing disruption to your property to the minimum.
Our residential work is compatible with homes of every size and age. Whether your home is an older one with clay pipe or a new one with PVC pipe that’s been compromised due to root intrusion, we have the expertise to install a reliable replacement. We also plan for Canadian winters and bury new sewer lines deep enough and insulate where necessary to withstand freeze-thaw cycles.
An efficiently replaced sewer line not only solves existing issues but also adds value to your property, as potential buyers recognize that one of the most vital systems is new and trouble-free.
Businesses rely on operating plumbing systems in order to maintain normal business. For restaurants, hotels, hospitals, or retail stores, sewer problems can lead to closure, health code violations, and lost customers.
Delta Plumbers offers commercial sewer line replacement with low downtime. We accommodate business schedules, even performing replacements after regular working hours to minimize disruption. We design replacements that can handle massive wastewater loads and numerous fixture connections simultaneously. For commercial clients, reliability is not an option—it’s mandatory. Our replacements are built using heavy-duty materials designed to deliver long-lasting performance under intense use.
Traditional sewer replacement involves trench excavation, driveway pulverization, landscaping and sidewalks across the route. It does the job, but is invasive and labor-intensive. Trenchless sewer line replacement is a more modern option for most homeowners.
With methods such as pipe splashing, we replace the old pipe by pulling a new pipe behind it while dismantling the old one. With CIPP, we install a resin-coated liner into the existing old pipe, which cures and becomes a support of a fresh robust pipe. Using these methods, we utilize small access holes rather than open trenches, and that greatly reduces the damage to properties and restoration costs. Replacement trenchless is also fast, taking a day or two. It is also an eco-friendly option with minimal ground disturbance and minimal generation of waste. We evaluate all properties carefully at Delta Plumbers to determine if or not trenchless replacement is the ideal solution.
Having the appropriate plumbing contractor to replace sewer lines means all the difference in short-term success and long-term reliability. At Delta Plumbers, we distinguish ourselves with:
Sewer collapse may lead to harm to the environment by discharging untreated wastewater into water bodies and the soil. At Delta Plumbers, we care for the environment in all replacement procedures. We employ sustainable materials, recycle old pipe where possible, and employ trenchless technology that causes limited disturbance to land.
With leak-proof seals and secure fittings, we protect the groundwater from pollutants and assist in preserving the surrounding ecosystems. This is not only a safer residence or establishment to homeowners and business owners but also a healthier world.
A ruptured sewer line is not just a plumbing headache—it’s a health, safety, and property value risk. From sewage overflow to foundation cracks, the potential dangers of ignoring the warning signs are too severe to ignore. Temporary patching may provide temporary relief, but most times, the only lasting solution is replacement of the entire sewer line.
Here at Delta Plumbers, we take a big bite out of this enormous task by making it effortless and hassle-free. We use state-of-the-art diagnostic equipment, high-tech replacement methods, and half a century of experience. Where new trenchless technology or good old-fashioned digging is needed, we put in replacements that will last for decades. Our professional plumbers make all the arrangements, from permit to final inspection, to meet all Canadian codes and regulations.
For homeowners, that is the peace of mind that your home and well-being are protected for your family. For businesses, that is uninterrupted service and confidence in a plumbing system that will meet the needs of repeated use. In all of our work, we emphasize quality, openness, and care for the environment.
Invest in Safety, Reliability, and Long-Term Protection A failing sewer system doesn’t just create unpleasant odors or inconvenient clogs—it can lead to sewage backup, soil contamination, structural damage, and serious health risks for occupants. At Delta Plumbers, we understand that sewer line replacement is more than a plumbing project; it is about protecting your home or business for decades to come. That is why we combine decades of expertise, modern trenchless technology, and eco-friendly practices to deliver replacements that are durable, efficient, and fully compliant with Canadian standards. For homeowners, our sewer line replacement services mean long-lasting protection against backups, leaks, and property damage. Instead of worrying about recurring drain problems or costly emergency calls, you gain peace of mind knowing that your family is safe and your home’s infrastructure is secure. Beyond safety, a properly installed new sewer line also adds resale value to your property, showing potential buyers that one of the most critical systems has already been updated. For commercial and industrial clients, Delta Plumbers delivers robust sewer solutions designed for heavy usage and compliance with strict health codes. Whether you operate a restaurant, hospital, hotel, or retail business, uninterrupted sewer service is non-negotiable.
We schedule work flexibly to minimize downtime, use heavy-duty materials engineered for high demand, and provide warranties that back our promise of reliable performance. What sets us apart is our process: we start with precise camera inspections, handle all permitting and code requirements, and help you choose between traditional excavation or trenchless sewer replacement methods depending on your property’s needs. With trenchless technology, we can often replace lines quickly and with minimal surface disruption—saving landscaping, driveways, and sidewalks while still ensuring a strong, leak-proof system. At Delta Plumbers, we also integrate environmental stewardship into every sewer line replacement. By recycling old piping, minimizing excavation, and protecting groundwater through secure seals, we help safeguard the Canadian environment while improving your property. A failing sewer line should never be ignored. By acting early, you can avoid dangerous contamination, costly structural repairs, and ongoing plumbing emergencies. Trust Delta Plumbers to provide expert sewer line replacement anywhere in Ontario.
Contact us today to schedule your inspection and take the first step toward a safer, healthier, and more reliable plumbing system—built to last for decades.
Looking for Sewer Line Replacement Near Me? Delta Plumbers provides residential sewer line replacement and commercial sewer line replacement across many Ontario communities. Arrange an assessment if your sewer line has serious damage, keeps failing, or no longer drains properly.
Sewer line replacement cost depends on the pipe length, depth, access, site conditions, and the replacement method used.
Many sewer line replacements require a plumbing or building permit to meet local municipal requirements.
The replacement time depends on the pipe length, site conditions, access, and the replacement method, but many projects are completed within a few day
The right choice depends on how much of the sewer line is damaged and the condition of the remaining pipe.
Aging pipe materials, corrosion, ground movement, severe root damage, and pipe collapse can eventually make replacement necessary.
Yes, severe root intrusion can damage joints or weakened pipe sections enough to make replacement necessary.
Welcome aboard! Get $49 off your first completed plumbing service. Not valid toward diagnostic fees alone.
Claim $49 OffTerms: First-time customers only. One per household. Applies to completed work only. Cannot be combined with other offers.