Fissure-Expert in Saint-Jean-sur-Richelieu

With a population of 98,883 inhabitants (2020), the city of Saint-Jean-sur-Richelieu on the South Shore of Montreal faces a particular problem with old and new houses: cracks in the walls and concrete foundations. This is a difficulty to take seriously to preserve your wealth. To do this, call on the company Fissure-Expert which perfectly repairs all forms of cracks. Here are some of our services in this municipality.

Interior crack of foundation on concrete foundation in Saint-Jean-sur-Richelieu

When you find an interior crack in a room of your house in Saint John for example, it must be admitted that it is a blow to its beauty. The safety of people and property is no longer assured, as these breaches can become a major concern with significant expenses. To effectively reseal them, we make use of a high-pressure injection technique of flexible polyurethane. This is a very effective way to caulk even foundation cracks. This method of clogging is done throughout the year, even if there is a flow of water. This technique is intended to restore the seal.

Waterproofing of exterior foundation cracks in Saint-Jean-sur-Richelieu

With a rich experience in the field, our Fissure-Expert group is at your disposal in Saint-Luc or Iberville for any problem related to the impermeability of your exterior foundation cracks. Before we begin, we need to do an inspection to assess the seriousness of the situation. Then, our technicians detect the origin of the outdoor lizards and appreciate their depth. This allows them to apply the most appropriate waterproofing technique. It should be remembered that this recapping may require excavation. This is done by our experts with the use of elastomeric membrane.

Crack repair in window corners in Saint-Jean-sur-Richelieu

For crack problems in the corners of your windows, the best company to contact is Fissure-Expert. This group of specialists based in the city of Saint-Jean-sur-Richelieu — South Shore of Montreal is at your disposal to find appropriate solutions. By the way, this kind of breach harms the thermal insulation of your home. Water flows can occur. But before that, an inspection of the premises remains the priority in order to determine the causes of the problem.

To overcome this problem, high-pressure injection of flexible polyurethane is carried out. After, epoxy plastering is done to restore the sealing in the window area. Finally, our professionals can opt for the installation of waterproof membrane of the elastomer type.

Our expertise at your service

You will be able to benefit from all the expertise of Groupe Fissure Expert and see all the difference in quality existing on our repairs! For any question or repair on the cracks in your home, contact one of our experienced technicians at Groupe Fissure Expert inc.


Floor crack repair in Saint-Jean-sur-Richelieu

The appearance of cracks on floors is related to moisture and the frequent presence of water. When you are in this situation in Saint-Athanase, it is up to you to trust us. For years, our group of experts has proven in the city of Saint-Jean-sur-Richelieu–South Shore of Montreal that it is able to solve any type of problem related to cracks in a wall or foundation. Our company remains the best option for the repair of cracks on floors. It should also be remembered that we are able to tell you with certainty whether to repair the entire floor or not.


Concrete joint repair in Saint-Jean-sur-RichelieuCrete joints in your walls or foundations are breaches through which water and moisture can pass. It should be noted that these joints differ from the cracks mentioned above. And their repair requires proven know-how. At Fissure-Expert, this expertise is available. After analysis, we apply the best solutions. For example, the injection procedure is discussed. The latter is made through the introduction of a special liquid into the concrete joints. The result is beyond expectations with a ten-year guarantee.

Another area of intervention of our company based in Saint-Hyacinthe in Montérégie is the repair of



. It is indeed a point of connection between two concrete pours. This often happens when concrete laying has to be done in two installments. To reseal it, our professionals use various methods.

They are the same as those used to caulk cracks. Thus, a high-pressure injection of polyurethane can repair concrete joints. Similarly, with waterproofing the solution can be adjusted.


Repair of concrete holes and honeycomb in Saint-Jean-sur-Richelieu

For any problem of holes in concrete or honeycomb, it is possible to find a solution. However, it is not advisable to use a handyman. Using our wall and concrete crack repair company is the best solution.

By the way, to achieve this, Fissure-Expert makes use of several solutions to seal the cracks observed in concrete. There is, for example, the installation of waterproof membrane which is one of the most effective measures. This is a method that allows to repair concrete joints and this for the long term. Moreover, our customers who have called on us in the L'Acadie sector for honeycomb repair are all delighted.

Swimming pool

Concrete pool crack repair in Saint-Jean-sur-Richelieu

For the repair of concrete pool cracks in the city of Saint-Jean-sur-Richelieu - South Shore of Montreal, it is advisable to trust a professional. The best partner in the city is of course Fissures-Expert. The latter deploys its know-how in the field of high-pressure injection of flexible polyurethane. This makes it possible to respond effectively to all the problems related to pool cracks that Johannais and Johannaises encounter.