Foundationand drain advice
Clear answers to the questions our clients ask most often about cracks, French drains and water in the basement.
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(514) 730-7107 Articles Our latest advice
October 12, 2026 · 7 min read
The 7 symptoms of a clogged drain, the most common causes and how to choose between cleaning and replacement.
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October 12, 2026 · 7 min read
Vertical, diagonal, horizontal or stair-step: how to tell if a crack is serious and when to act.
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October 12, 2026 · 6 min read
The orange sludge that clogs French drains: how to recognize it, confirm it and manage it for good.
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October 12, 2026 · 6 min read
Water in your basement? What to do right away, the 6 most common causes and how to fix them for good.
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October 12, 2026 · 6 min read
How much does a French drain cost? From $160 per linear foot, excavation and waterproofing included.
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Certifications and warranties
Specialists in French drain installation, foundation waterproofing and crack repair in Montreal, Laval and the North Shore. RBQ 5863-7364-01.
RBQ 5863-7364-01
Liability insurance
Eco-friendly
25-year warranty*
© 2026 Fissure et Drain XT — All rights reserved
RBQ : 5863-7364-01
*
The warranty covers only workmanship defects and construction flaws related to the work performed by Fissure et Drain XT. It does not cover damage caused by ground movement, soil defects, earthquakes, exceptional flooding, work done by third parties or any unauthorized modification after the work is completed. Warranty transferable to the new owner upon written notice. RBQ 5863-7364-01.
