Waterproofing Your Basement Walls: Costs and Options

Learn more about the cost and options of waterproofing your basement walls with Basements Plus

What are the Costs and Options for Waterproofing Your Basement Walls?

If you are debating whether you should waterproof your basement walls, the answer should be YES! Every basement is different and may require different steps to achieve your goal. There are many options ranging from concrete waterproof coating to filling cracks. By taking the proper precautions and waterproofing your basement walls Waterproof Your Basement Before You Finish It | Basements Plus, you can avoid basement issues in the future. 

Options for Waterproofing Interior Basement Walls

There are a few options you can consider and discuss with your contractor. 

  • Concrete Waterproofing Coating

This is a cement-like, thick coating. Once the coating dries, it adheres to the concrete. The good thing is that it can be used over previously pained surfaces. 

  • Silicate-Based Concrete Sealers

If your basement walls have not been painted before, you may want to use silicate-based concrete sealers. Once dry, they form a waterproof surface. After completing this step (two coats are recommended), you may paint over it. 

  • Waterproofing Paint

Many homeowners that are looking for a DIY project go for waterproof paint. It is like regular paint but much thicker. This can be used over previously painted surfaces. 

  • Plug holes, fill cracks, seal openings

One of the most important steps when waterproofing your basement walls is to fix any existing problems. If you have any holes, cracks, or openings, it is vital that you plug, fill , and/or seal them. Taking this step will help avoid future moisture and water issues. 

There is a cost difference between these different options and many other factors that can influence the budget. One of the biggest factors that will influence cost will be the size of your basement. Drainage is usually calculated based on linear footage. Contractors will also have to consider whether water damage already exists and how to correct it before continuing the waterproofing process. 

Options for Waterproofing Exterior Basement Walls

If your budget allows, the best way to fully waterproof your basement walls is from the exterior. 

  • Excavating around house to install waterproof coating

In order to waterproof from the exterior, we would have to excavate all around the house and install waterproof coating topped with drainage panels. This keeps the water away from the foundation of your home.

  • Membrane drainage panels

By installing drainage panels, the water flows down to a French drain that is located at the bottom of your foundation. This will keep your basement dry. 

Benefits of Exterior vs. Interior Waterproofing Basement Walls

As we have seen, there are a plethora of options when it comes to waterproofing your basement walls. You may be wondering whether you want to waterproof through the exterior or interior. As previously mentioned, exterior waterproofing is a much larger project, but it also comes with many benefits. When you interior waterproofing methods, you are managing water that either has already gotten in or will eventually get in. When exterior waterproofing basement walls, you are being proactive and working to stop any future issues. Going through the exterior also helps prevent things like musty odors from developing in your basement. 

Basement Waterproofing DIY vs a Basement Waterproofing Contractor

With YouTube videos and TikTok tutorials all over the internet, you may feel that you can take on any home renovation project. Although there are many things you can do on your own, like paining the walls with waterproofing paint, there are some things you should consult with a contractor. It is important to find the root of the problem and fix it before a tiny wet spot becomes a giant moldy mess. Contractors use their prior experience and knowledge and can guide you through the correct next steps. 

Let Us Help with Your Waterproofing Basement Walls Project

Contact us today for a free 90 minute in home consultation. Contact – Basements Plus (finishedbasementsplus.com) Our team of experts can help you every step of the way when it come sto waterproofing your basement walls. 


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