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Winnipegs Interior Waterproofing Specialists


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A Bit About Us

Concrete Sealant Systems specializes in interior waterproofing. Interior waterproofing can provide a non-invasive, affordable alternative to costly and messy ground excavation. Our methods are industry leading and time tested, and we offer a fully transferable guarantee on all our work so you can feel confident and worry free. 

C.S.S. Concrete Sealant Systems is family owned and operated and has been serving Winnipeg and surrounding areas for over 30 years. We pride ourselves in being able to find the best solution to your specific foundation problem with a friendly, pressure free approach. We are fully bonded and insured, as well as registered with the BBB so you can have the peace of mind that you've made the right choice when dealing with C.S.S. Concrete Sealant Systems.

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Resin Injection

Wall Bracing

Interior weeping tiles

Window Well Installation

Sump Pump Installation

Exterior waterproofing

Snap-tie repair

Why choose us?

Why choose us?

Costs less, none of the mess!

No need to tear up driveways, decks, or flower beds -Interior waterproofing often costs up to 50% less than traditional excavation methods.

We offer a free evaluation of your foundation so you know exactly what needs to be done before you make any decisions.

Fully insured and Accredited

We are fully bonded and insured, and are proud to maintain a consistent A+ rating with the  Better Business Bureau.

Free, no-obligation estimate

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Get in Touch!

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