Moisture is the leading cause of brick deterioration in Montreal. We help homeowners protect their facade, reduce freeze-thaw damage, and avoid expensive structural repairs.
Montreal’s climate creates one of the harshest environments for masonry. Water penetrates brick, freezes, expands, and gradually weakens the structure over time. Without proper protection, this leads to cracking, spalling, and costly repairs.
Freeze-thaw cycles are the primary cause of brick deterioration in Montreal.When water enters masonry and freezes, it expands and creates internal pressure. Over time, this leads to:
Moisture damage doesn’t happen overnight — it builds gradually over time.


At Boreal, we focus on prevention — not just repair.
A simple assessment today can prevent thousands in repairs later
Understanding how brick deteriorates is key to preventing long-term damage. These guides explain the most common issues affecting homes in Montreal:
Moisture damage builds over time — and by the time it’s visible, repairs are often already expensive. A simple assessment today can prevent long-term deterioration.
Book Your Free Facade Assessment