Injection repair involves sealing the cracks in your foundation, using an injection technique from the outside as well as inside your home. Fast and affordable, this technique requires no excavation and no turnaround time. This allows a repair in all conditions, even if there is a water infiltration during the repair. In addition to being able to be done at any time, regardless of the season.
Naturally, concrete is a material that is prone to shrinkage and therefore prone to cracking. The presence of cracks on your foundation is not always a worrying case, but it is still more prudent to remedy it preventively.
Before the repair, our team will make sure to assess the state of your cracks, whether they are passive or active. Passive cracks are due to the removal of the concrete or initial bad compaction, they stabilize after one year. While active cracks get worse over time. It is important to evaluate the cracks so that they are stabilized before repair.
Polyurethane is a resin designed to seal cracks to prevent leakage. Its flexibility that allows the natural movement of concrete. When the polyurethane is injected into the cracks, it expands to 7 times its volume, thus sealing the crack completely regardless of the thickness of the wall (from 8 to 30 centimeters).
At the request of the manufacturer and / or the engineer, the injection can also be done with epoxy