Logo for Absolute Draining & Plumbing, with “ABSOLUTE” in blue capital letters. The “O” has a target design, and “Draining & Plumbing” appears below in smaller blue text.

20+ years experience

Flat-rate pricing

25-year warranty

Basement Waterproofing & Repair: Professional Waterproofing Service To Stop Leaks and Protect Your Foundation

Aside from being such an annoying plumbing problem, a wet basement poses a risk to the structural soundness of your house and the health of your family. At Absolute Draining & Plumbing, we provide expert basement waterproofing services designed to stop water intrusion at the source and keep your living space dry year-round.

A house foundation with black dimpled waterproofing membrane installed along the exterior wall, surrounded by exposed soil and sand during a construction or renovation project involving drain repair and plumbing in Toronto.

Why Quality Basement Waterproofing is Essential for Your Home

For homeowners in Toronto, the changing seasons bring a unique set of challenges, from heavy spring thaws to torrential autumn rains. If you have noticed mildew in your basement, a musty odour, or visible foundation cracks, these are signs that your current foundation waterproofing is failing. Without a proper waterproofing system, water pressure from the soil (known as hydrostatic pressure) can push moisture through porous concrete and small fissures, leading to a basement flood that ruins your finishes and storage.

Investing in professional basement waterproofing is the most effective way to keep your basement dry and protect the massive investment you’ve made in your property. Beyond just preventing a leaky basement, our waterproofing solution helps prevent the growth of toxic mould and maintains the structural strength of your basement wall. Whether you are dealing with a recurring basement leak or want to prevent one before it starts, choosing the right waterproofing contractor is the first step toward a permanent fix.

Our Streamlined Process for a Dry Basement

We believe a basement waterproofing project should be stress-free for homeowners. We’ve refined our workflow to ensure you get the best waterproofing results with minimal disruption to your daily life.

A person wearing a light pink top and beige cardigan sits on a couch, researching drain repair and plumbing in Toronto on their smartphone, with a closed laptop resting on their lap.

1️⃣ Contact us

We are a locally operated waterproofing company located in Toronto, ready to discuss your waterproofing needs. Reach out to our team. We’ll listen to your concerns and schedule a time for a professional waterproofing assessment of your property.

A person in a blue shirt sits at a desk using a laptop to search for drain repair and plumbing in Toronto, while checking a smartwatch on their wrist.

2️⃣ Agree on time

Once we’ve assessed the site and provided a clear estimate of the cost of waterproofing, we’ll pick a schedule that works for you. Our waterproofing contractors in Toronto arrive on time, equipped with the right waterproofing materials and technology to get the job done efficiently.

A hand adjusts the lever of a kitchen faucet while water overflows from a glass, splashing dramatically over the sink—a vivid reminder of the importance of timely drain repair and plumbing in Toronto.

3️⃣ Enjoy the result

After we finish the repair service or installation, we perform a thorough cleanup. You can finally enjoy a basement that stays dry and the peace of mind that comes with a 25-year warranty on our workmanship.

Get in Touch with Toronto’s Waterproofing Experts

We are a dedicated basement waterproofing company in Toronto committed to delivering high-quality results. Contact us today to speak with a specialist who can help you waterproof your basement for good.


    Why Homeowners Trust Absolute Draining & Plumbing

    Choosing the right team for any waterproofing job is critical. We aren’t just another waterproofing service; we are seasoned experts who treat your home like our own.

    20+ years experience

    With over two decades of experience, we have seen every type of basement problem imaginable in the Greater Toronto Area. Our deep knowledge of Toronto basement waterproofing allows us to identify issues that others might miss, ensuring your structural repair is done right the first time.

    Flat-rate pricing

    We believe in transparency. When we quote a basement waterproofing cost, that is the price you pay. There are no hidden fees or surprise hourly charges—just honest, upfront pricing for your waterproofing project.

    25-year warranty

    We stand behind our work. Our basement waterproofing services come with a 25-year warranty, giving you long-term security. We use the highest quality waterproofing products to ensure your basement stays dry year-round.

    Free consultation

    Not sure if you need interior waterproofing or an exterior waterproofing service? We offer a free consultation to evaluate your home and provide the most effective and best basement waterproofing options tailored to your budget.

    Unbeatable Benefits and Savings on Our Waterproofing Service

    We understand that the cost of basement waterproofing is a significant consideration. We strive to make our services accessible to all homeowners in Toronto by offering the best value in the industry.

    A person wearing gloves uses pliers to tighten pipes under a sink, focusing intently on drain repair and plumbing in Toronto as water leaks slightly from the pipes.

    1️⃣ Lowest price guarantee

    If you receive a written quote from another licensed waterproofing contractor in the Toronto area, bring it to us, and we will beat it by 10%. We make sure you get the best waterproofing for the lowest possible price.

    2️⃣ Price per job (not hourly)

    Our “price per job” model ensures our technicians focus on quality and efficiency rather than watching the clock. Whether the job takes four hours or eight, your cost to waterproof remains the same.

    A plumber in a red plaid shirt and overalls works under a kitchen sink, surrounded by modern cabinets. An open toolbox with various socket wrenches sits on the floor, highlighting expert drain repair and plumbing in Toronto.
    A person is drawing or writing on large sheets of paper with a pen, and a ruler is placed on the wooden table in the foreground—perhaps sketching plans for drain repair or plumbing in Toronto. The focus is on the ruler and the persons hand.

    3️⃣ Plumbing rebate assistance

    As your Toronto basement waterproofing experts, we help you navigate the paperwork for waterproofing and sump pump installation to put money back in your pocket.

    4️⃣ 10% seniors discount

    We value our community. Seniors in the Greater Toronto Area receive a 10% discount on all basement waterproofing and foundation repair services.

    A person wearing gray gloves uses a wrench to tighten a metal pipe under a metallic surface, with a light source illuminating the workspace—capturing the precision often required for drain repair and plumbing in Toronto.

    Our Completed Plumbing Projects

    View our collection of finished plumbing and drain projects in Toronto and the Greater Toronto Area. These pictures demonstrate our dedication to excellence, from intricate exterior waterproofing excavations to accurate foundation crack treatment. See how we've used strong weeping tile systems and contemporary waterproofing techniques to assist neighbours in keeping their basements dry.

    What Our Clients Say About Our Work

    We take pride in being a highly-rated basement waterproofing company in Toronto that shows up on time and leaves the job site spotless.

    Total Protection For Your Home

    We do more than just patch leaks. We provide a full suite of services to ensure your basement stays dry regardless of the weather.

    A person performs drain repair and plumbing in Toronto under a sink, tightening a white plastic pipe by hand. Various pipes and fittings are visible, while blue light illuminates the scene.

    Our 24-hour emergency plumbing staff is available to help when you need it most. Our emergency plumbers arrive quickly to handle major leaks, burst pipes, and other urgent issues—trust our emergency team to prevent costly water damage to your home. 

    A plumber wearing red gloves and a cap is working on copper pipes and connections under a boiler in a utility room, showcasing expert drain repair and plumbing in Toronto. Various pipes, valves, and tools are visible on the tiled floor.

    Our skilled plumbers serve commercial properties, including offices, restaurants, and retail spaces. Business owners trust us for everything from plumbing installation to emergency repairs, with dependable service that keeps their operations running smoothly.

    A large turquoise pipe lies on the ground at a Drain repair and Plumbing in Toronto site, with a small device emitting a red light inside. A person with a shovel stands nearby, and a ladder leans against the dirt wall.

    Say goodbye to clogged drains and recurring blockages. Our qualified plumbers use high-pressure hydro-jetting and advanced camera inspections for effective drain cleaning—perfect for any type of plumbing system in both residential and commercial properties.

    Concrete utility structures and a large green pipe, used for drain repair and plumbing in Toronto, are partially buried in a dirt trench at an excavation site, with some markings and labels visible on the structures.

    Our specialty is time-saving, mess-free, no-dig drain repair technology. Our professional plumbers provide long-lasting results whether you’re dealing with a collapsed drain or a fractured pipe. For your peace of mind, repairs are covered by a 25-year warranty.

    A person in a beige and brown uniform uses a wrench to adjust pipes connected to a gas or water meter on a white wall, showcasing expert plumbing in Toronto.

    Protect your basement from sewage backups with a professionally installed backwater valve. Our plumber team handles everything, including obtaining necessary permits and rebate support. It’s one of the smartest upgrades for your home’s plumbing system.

    A person in cleaning attire and gloves walks down a hallway, carrying a gray bucket filled with cleaning supplies—ready for any cleaning or drain repair in Toronto. The scene is dimly lit, revealing only the lower half of the person.

    If your home or business suffered from a plumbing leak or flood, we can help. Our plumbing team provides complete water damage restoration, from cleanup to repairs. We act fast to prevent further damage and mould growth.

    Tips & Insights For Your Plumbing Needs

    Our blog offers insights into everything from backwater valve maintenance to understanding how a water heater upgrade can save your business thousands in energy costs.

    Frequently Asked Questions

    Navigating basement waterproofing and foundation maintenance can be confusing. Here are some of the most common FAQs about basement waterproofing we hear from our clients.

    What is the difference between interior and exterior waterproofing?

    Exterior waterproofing involves excavating the soil around your home down to the footings to seal the basement from the outside. This is widely considered the most effective waterproofing method because it stops water before it ever touches your foundation.

    By applying high-quality waterproofing membranes to the exterior, we ensure that moisture never penetrates the basement wall. This process often includes replacing the weeping tiles to ensure long-term solutions for wet basements.

    Interior waterproofing focuses on managing water that has already reached the basement floor. We install a drainage track under the concrete and a sump pump to collect and pump the water out of your basement safely.

    The basement waterproofing cost Toronto homeowners pay depends heavily on the linear footage and the depth of the foundation. Most professional basement waterproofing services will range from a few thousand dollars for a single leak to a larger investment for a full perimeter seal.

    When calculating the cost to waterproof a basement, factors like the type of soil and the accessibility of the site play a major role. For an accurate basement waterproofing cost estimate, we highly suggest a site visit to assess your specific needs.

    While the initial cost of waterproofing services might seem high, it is much cheaper than dealing with a structural failure. We offer competitive waterproofing offers to ensure you get high-quality protection within a fair budget.

    Yes, many waterproofing services in Toronto utilize high-pressure injections to seal a basement from the inside. This is a fast and reliable way to handle a wet basement repair when the exterior is blocked by a deck or driveway.

    We specialize in basement waterproofing techniques that involve polyurethane or epoxy injections to bridge the gap. This effectively stops a basement leak and prevents moisture from reaching your interior finishes.

    However, if the crack is a sign of shifting, you may need a more comprehensive waterproofing approach. In these cases, we may suggest reinforcing the foundation to keep your basement dry permanently.

    A standard basement waterproofing Toronto project typically takes between two and five business days to complete. If you are looking for a waterproofing team that works efficiently without cutting corners, our crew is the top choice in the GTA.

    Interior waterproofing is generally faster because it requires less heavy equipment and no soil excavation. We can often finish these Toronto basement waterproofing solutions in just a couple of days, even for a larger basement in Toronto.

    Exterior waterproofing takes more time due to the digging and membrane curing process. We provide a detailed schedule for every waterproofing project so you can plan your week with minimal disruption.

    Dampness is often caused by hydrostatic pressure pushing moisture through porous concrete or around leaking basement windows. This “seepage” is a sign that it is time to start waterproofing your home before the problem worsens.

    If your basement floor feels cold and clammy, moisture is likely migrating up through the slab. We provide specialized basement waterproofing solutions that create a vapour barrier to keep that humidity at bay.

    Persistent moisture often leads to mould, which is why Toronto waterproofing is a health priority. Our services across Toronto identify the source of the dampness to ensure your family stays safe and dry.

    Ready to Waterproof Your Basement?

    Don't wait for the next big storm to find out your basement and foundation are vulnerable. Absolute Draining & Plumbing is the operated waterproofing company you can trust to deliver quality waterproofing that lasts a lifetime. Call us now to request your free estimate and join the thousands of homeowners who sleep better knowing their basement is dry.

    Call Now Button