Waterproofing Services in St. Catharines

Basement waterproofing helps prevent and manage water intrusion around your basement and foundation. Depending on your home and the source of the moisture, an interior or exterior waterproofing solution may be recommended.

Basement waterproofing costs vary depending on the solution, project size and conditions of your home. Interior waterproofing averages approximately $75 per linear foot, while exterior waterproofing averages approximately $130 per linear foot. Final pricing is confirmed after a free consultation and assessment.

Warranty coverage of up to 25 years may also be available depending on the amount of waterproofing completed, with full-perimeter projects potentially qualifying for the maximum warranty.

Actual pricing and warranty coverage may vary by project. Prices do not include applicable taxes.

Common signs of water intrusion include musty smells, mould growth, efflorescence, high humidity, damp walls, cracks in basement walls or floors, visible wet spots or staining, and wet belongings.

Interior waterproofing manages water from inside the basement using drainage components, waterproof membranes and a sump system. Exterior waterproofing addresses water from outside the home by exposing the foundation, repairing problem areas and installing a waterproof membrane and weeping tile.

The right solution depends on where water is entering, the condition of your foundation and your property. A waterproofing professional can inspect your basement and recommend the appropriate solution for your home.

The interior waterproofing process can include opening the concrete floor along the foundation, repairing cracks, installing a waterproof membrane, adding weeping tile and a sump system, and restoring the concrete floor once installation is complete.

Exterior waterproofing can include excavation around the foundation, foundation wall repairs where necessary, waterproof membrane and weeping tile installation, backfilling the excavated area and restoring the work area.

A sump system may be included as part of an interior waterproofing solution. It helps collect water from the drainage system and direct it away from the home.

Cost can vary depending on whether interior or exterior waterproofing is required, the size of the area being treated, foundation conditions, drainage requirements, excavation needs and access around the property. A professional assessment is required to determine the scope of your project.

Waterproofing can help address moisture and water intrusion that contribute to damp basement conditions. Existing mould may require separate remediation depending on the situation.

Yes. When cracks or damaged areas are identified during the waterproofing process, foundation repairs may be completed as part of preparing the wall for the waterproofing system.