Basement Waterproofing Thornhill

Wet Basement Repair
& Prevention

Aquamaster Basement Waterpoofing Thornhill offers a number of services to prevent & repair basement leaks, damp and wet basement problems. From wet basement repairs, interior & exterior waterproofing to basement underpinning and foundation repairs our team is here to help. Our clients choose Aquamaster because of the top quality services, flexible prices and a 25-year warranty.
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A contractor applies a waterproofing membrane to the exposed foundation of a building to protect its basement
Built to Last for Decades
Cost of Basement Wateproofing Thornhill

How Much Does it Cost?

In Thornhill, waterproofing cost ranges from $70-$350 per linear foot. When estimating the cost of waterproofing, our contractors look at the size of the project, how easy it is to access the walls, the extent of foundation damage, specific services included in your project and other factors. Book a FREE estimate to get a better understanding of the cost today!
Basement Wateproofing Project Duration

How Long Does Waterproofing Take?

Basement Waterproofing in Thornhill takes from 1 day to 5 weeks. The exact date depends on the specific factors influencing your project. To estimate the duration of the project, our waterproofing contractors will look at the specific tasks included in your project, ease of access to the basement walls, and other potential complications – extent of the foundation damage, materials your basement is made out of and more.
A Typical Basement Watperproofing Project can Include

Flexible Waterproofing Services

Our team of basement waterproofing contractors uses some of the best materials and is trained to deliver quality workmanship, no matter the service. A typical basement waterproofing project can include a number of tasks like sump pump installation, wall and floor crack repair, or a weeping tile installation.
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Interior waterproofing focuses on managing water infiltration from the inside of a building. It includes the installation of drainage systems and the use of sealants to prevent water from seeping through basement walls and floors. ed with a weeping tile to the sump pump that pumps the water from the basement outside. This method is technically not waterproofing, but rather a technique designed to manage basement water.

Interior Waterproofing Cost – $70-$350/linear foot

This approach to waterproofing involves applying a waterproofing membrane to the wall of the building from the outside. This minimizes the amount of water that will get to the wall of your basement and as a result, minimizes potential water damage to the walls and basement leaks. It’s an expensive, but also durable method.

Exterior Waterproofing Cost – $100-$300/linear foot

Basement underpinning and floor lowering deepens the basement by excavating the existing floor to create more headroom. This process often includes strengthening the foundation to support the lowered floor, allowing for increased usable space in the basement.

Basement Underpinning Cost – $85-$450 per linear foot

Sump pump installation sets up a pump in the basement to remove excess water and prevent flooding. It is a vital component of basement waterproofing, especially in areas prone to high water tables. In some cases, more than one sump pump may be necessary to deal with the water that makes it to your basement. Some locations offer waterproofing rebates that sometimes include sump pump installations.

Sump Pump Installation Cost – $500-$3,600

Foundation crack repair involves identifying and fixing cracks in a building’s foundation. It is a critical service to maintain the structural integrity of a building and prevent water infiltration through these cracks.

Foundation Crack Repair Cost – $1,500-$3,200

Backwater valve installation is a preventive measure to stop sewage from flowing back into a building during heavy rainfall or flooding. It protects the interior plumbing system from sewer backup.
During the window well installation a concrete, metal or plastic well will be added to your windows. These wells are equipped with a drainage system and prevent water from accumulating around the window and flooding the basement. In some cases, window wells also provide a means of escape in case of emergency. Aquamaster also offers an egress window installation service that can add an additional window to your basement.

Window Well Installation Cost – $1,600-$4,000

This service involves the identification and repair of leaks or sources of moisture in the basement. It includes locating and repairing basement leak to ensure the dry and safe environment. Book a FREE leak repair estimate today!
If you have a crawlspace there are two ways to go – crawlspace encapsulation (preventing wet basement issues) or crawlspace conversion (converts the crawlspace into a basement with plenty of headroom). These projects can involve a variety of secondary steps such as crawlspace leveling, installation a dehumidifier, repairing wall cracks, mold removal, sump pump installation and more.
Plumbing rough-ins refer to the initial installation of plumbing systems during construction or renovation. This includes laying the pipes, fixtures, and connections before finishing work, and ensuring the plumbing is ready for use when the project is completed.
Weeping tile installation and French drains are drainage systems that help redirect groundwater away from a building’s foundation. These systems prevent water from accumulating around the foundation and are crucial for basement waterproofing.
Involves creating an exterior entry point from a basement, often leading to a patio or yard. This service enhances accessibility and natural light in the basement and is ideal for creating a separate living area. Many of our clients use basement walkout construction to convert their basements into rental units and generate passive income. Plus basement walkouts are a lot cheaper compared to the cost of home additions.

Frequently asked questions

The cost of waterproofing in Thornhill varies depending on several factors. These include the size of your basement, the extent of the problem, and the method of waterproofing chosen. It’s best to get a personalized quote from a reputable waterproofing company.
In Thornhill, the duration of basement waterproofing depends on the extent of the work required. Usually, it can take anywhere from a few days to a couple of weeks.
Basement cracks can be caused by a variety of factors. These include soil pressures, water pressure, terrain sloping towards your home, and foundation settlement or movement. It is important to get professional advice if you notice cracks in your basement.
The key difference between exterior and interior waterproofing is where they are applied. Exterior waterproofing is done outside the home and serves as a barrier to prevent water from entering the property, while interior waterproofing primarily deals with managing the water once it has already entered the basement.
Yes, basement waterproofing is beneficial for property value. A dry basement is more usable, whether for living space or storage, and it mitigates potential issues such as mold growth. Future buyers often prioritize houses with waterproofed basements. It could become a unique selling point for your property.
In this video, our team of basement wateproofing contractors explained the process of basement waterproofing.

Why Choose Aquamaster for Waterproofing?

Here's why 3,000+ customers across the GTA choose Aquamaster Waterproofing:

Comprehensive
Warranty
Coverage

We offer a fully transferable, 25-year warranty on work, materials, and labour.

Emergency
Services

We have a team available 24 hours a day, ready to handle your emergency plumbing or waterproofing needs.

Licensed
and Insured

Our team is fully licensed and insured to provide waterproofing, plumbing, underpinning, and concrete services.

Excellent
Price

 All our first-time customers get 10% off their first service.

Industry
Expertise

Aquamaster Waterproofing has been in business since 2009. With our decades of expertise, you can rest assured your project is in the right hands.

Proudly Serving
South Ontario

We are your neighbour and understand the specific waterproofing needs of properties in the GTA.

Best
Materials

 Our goal is to provide you with the best possible service, so we only use top-tier materials to make it happen.

Peace
of Mind

Our team of professionals carefully plans everything, from consultation to project completion, to give you peace of mind.

Don't Take Our Word for It!

Waterproofing and Leak Repair Process

Initial Consultation

Reach out to one of our certified experts for a personalized consultation. We’ll evaluate your needs and recommend the most effective solution for your waterproofing or leak repair project.

Contract Signing

Once we’ve tailored a plan to meet your requirements, we’ll formalize it with a clear contract that outlines every aspect of your project to ensure transparency.

Work Completion and Warranty

Our skilled contractors will complete the job, and you’ll enjoy peace of mind with our 25-year transferrable warranty.