
British Columbia, Canada

Lower Mainland

Business Days 8 AM – 5 PM

At Northstrata Construction, we specialize in professional window waterproofing services throughout Metro Vancouver and the Lower Mainland. Water intrusion around windows can cause significant damage to your home’s structure, insulation, drywall, and finishes if not addressed quickly.
Our experienced team identifies the source of leaks and provides durable waterproofing solutions that protect your property from British Columbia’s wet climate. Whether you own a house, condominium, townhouse, or commercial building, we deliver reliable repairs designed to last.
Northstrata Construction offers complete window waterproofing and leak repair services, including:
Every project begins with a thorough assessment to identify the root cause of the leak before recommending the best repair solution.
Window leaks aren’t always obvious. Contact Northstrata Construction if you notice:
Addressing these problems early can prevent costly structural repairs and mold remediation.
Northstrata Construction has earned a reputation for quality workmanship, honest communication, and dependable waterproofing solutions.
Our clients benefit from:
We don’t just repair visible damage—we solve the underlying cause of water intrusion.
We inspect your windows, flashing, cladding, sealants, and surrounding building envelope to determine exactly where moisture is entering.
Our team explains the findings and recommends the most effective waterproofing strategy for your property.
We replace deteriorated sealants, repair flashing, waterproof vulnerable areas, and restore damaged components using industry-leading materials.
Before completing the project, we verify that repairs have been properly completed and your windows are fully protected against future water intrusion.
Investing in window waterproofing helps you:
Northstrata Construction proudly serves homeowners, strata properties, businesses, and property managers throughout:
If you’re unsure whether we service your area, contact us—we’re happy to help.
Window leaks are commonly caused by deteriorated sealants, damaged flashing, improper installation, aging building materials, or failures in the building envelope.
Yes. In many cases, the issue can be resolved by repairing flashing, replacing sealants, or correcting deficiencies around the window rather than replacing the entire window.
As soon as possible. Even small leaks can cause hidden moisture damage, mold growth, and deterioration of structural materials over time.
If you’re dealing with leaking windows or signs of water intrusion, Northstrata Construction is here to help. We provide professional inspections, honest recommendations, and high-quality waterproofing solutions throughout Metro Vancouver and the Lower Mainland.
Contact Northstrata Construction today to schedule your inspection and receive a free estimate. Protect your property with trusted window waterproofing experts.
