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Symptoms and Causes
A cramped basement, the need for additional space, or improving the existing structure indicate the need for this service.
- Musty or earthy odor
- Unwanted pests
- Presence of mold or rotten wood
- Unwanted insects
- Inadequate access to the basement
- Insufficient basement height
- Presence of efflorescence on concrete (white powder/small accumulations)
- High humidity
- Lack of living space
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Your basement is uninhabitable?
Héneault Gosselin will use cutting-edge technology to give you back this living space.
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excavation-below-ground becancour
Why Perform the Work?
This intervention allows you to gain valuable square meters, increase the value of your property, and improve its stability.
- Expand your living space
- Transform a crawl space into a full-height habitable basement
- Underpinning the foundation enlarges your house from the bottom
- Transform a poorly ventilated cellar into a dry basement
- Add storage space for a mechanical room, bathroom, etc.
- Increase the value of your home
- Give your family a game room for their enjoyment
- Source of income with a studio-type apartment
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Solutions 
With Héneault Gosselin, choose the leader in basement excavation solutions, supported by the best warranty in the industry and the verified satisfaction of over 230 clients.
- Design and Built : we take care of the plans with our engineers
- We dig a new basement while shoring up your house
- We reinforce floors and walls to create a large open space below
- We replace old drainage systems
- We waterproof foundations, both new and old
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Our Projects
Watch our experienced professionals working to create a usable space for these homeowners.
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