Give us a call!
819 809-6520
Write to us!
info@houdeisolation.com
Territory covered
Montreal South Shore, Eastern Townships and Capitale-Nationale

Foundation waterproofing

A moisture barrier. A solid foundation for your home.

Water is one of your home's most formidable enemies. Seepage, cracks, mould and foundation subsidence are often the result of inadequate protection. With our professional waterproofing service, you can provide lasting protection for your home's structure against moisture, while improving indoor air quality.

At Houde Isolation, we use high-performance materials to provide lasting protection against water and its destructive effects.

Common problems caused by humidity :

Persistent odours or mould in the basement
Persistent odours or mould in the basement
Visible cracks or moisture on the floor
Appearance of stains or fungi
Feeling of cold air or discomfort in downstairs rooms

Our solution: Custom waterproofing

We analyze your situation and propose solutions adapted to your type of building, foundation and soil. Depending on your needs, we use :

  • Professional waterproofing membranes (e.g. Soprema)
  • Bituminous or elastomeric coatings
  • Steam barriers
  • Corrective action on cracks
  • Peripheral drainage (as required)

Our work is carried out with precision to ensure long-term protection.

Spray polyurethane

The high-performance solution for maximum airtightness and energy efficiency.

Spray polyurethane insulation involves applying a high-density expanding foam directly to the surfaces to be insulated. This material adheres perfectly to walls, floors, ceilings and foundations, creating a continuous barrier against air, moisture and heat loss.

Advantages :

  • One of the highest insulation coefficients (superior R-value)

  • Excellent airtightness: eliminates drafts and infiltrations

  • Also acts as a vapour and moisture barrier

  • Ideal for hard-to-reach or irregular areas

  • Resistant to mold, dust and allergens

  • Exceptional service life without sagging

Ideal for :

  • Basements

  • Exterior walls

  • Crawl space floors

  • Flat or pitched roofs

  • Garages, unheated spaces

Benefits for your home

Preventing water infiltration
Durable structural protection
Improving indoor hygiene
Reduced risk of mold and allergens
Preserving the value of your property

Frequently asked questions

1. Do I have to excavate around my house to waterproof it?
Not always. We first assess whether interior solutions or surface treatments are sufficient.

2. Does this solve any odour or mould problems?
Yes, good waterproofing stops moisture sources at their source, which solves a number of related problems.
3. How long will the work take?
The majority of residential interventions are completed in 1 to 3 days, depending on access and surface area.

4. Is it possible to waterproof an older house?
Absolutely. We have the expertise to work on both new and old buildings.