Slab Waterproofing in Quebec

A slab is a flat concrete surface frequently installed above areas like basements or underground parking. It is essential for isolating these lower spaces, protecting them from moisture and external environmental influences. HIZO offers professional waterproofing solutions adapted to your commercial projects.

Slab Waterproofing Systems

Torch-Applied Membrane

The torch-applied membrane, composed of modified bitumen with SBS polymers and a non-woven polyester reinforcement, is thermally welded to create a durable waterproof barrier against water and moisture.

Ideal for slab applications, it ensures complete protection against water infiltration from the ground.

  • Durable waterproof barrier
  • Protection against rising moisture
  • Torch-applied installation
  • Exceptional durability
Torch-applied membrane slab Quebec HIZO

Liquid Membrane

The liquid membrane is an elastomeric asphalt-based coating used for waterproofing in commercial applications, including slabs, buried roofs, raft foundations on mud slabs, Berlin walls and complete tanking systems.

Designed to withstand shotcrete applications, this membrane is characterized by its versatility and cold spray application, creating a durable, seamless layer.

  • Cold spray application
  • Continuous seamless layer
  • Excellent expansion capacity
  • Geotextile reinforcement possible
Liquid membrane slab Quebec HIZO

Where to Use Slab Waterproofing?

Underground Parking

Protection of parking slabs against moisture and water infiltration.

Commercial Basements

Isolation of lower spaces against rising moisture.

Buried Roofs

Protection of green or landscaped rooftop terraces.

Complete Tanking

Total waterproofing of buried structures.

RBQ: 5821-8686-01

Licensed and insured company. All our slab waterproofing work is guaranteed and compliant with Quebec Building Code standards.

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Need to waterproof your slab?

Our experts are available to assess your needs and propose a custom solution.