Peace of Mind from the Ground up
subpage banner

Polyurethane Foam Injection: The Ultimate Solution

In residential construction and maintenance, issues related to settled, cracked, sinking, or uneven concrete surfaces are all too common. Fortunately, technological advancements have led to the development of innovative solutions to address these problems effectively. One such solution is polyurethane foam injection, also known as poly injection, which offers numerous advantages over traditional methods. This blog post will explore polyurethane foam injection, its uses in residential applications, and its superiority over conventional techniques. 

What is Polyurethane Foam Injection?

Polyurethane foam injection is used to repair and restore concrete slabs and foundations. It involves injecting a specially formulated polyurethane grout into voids or voided areas beneath settled or uneven concrete surfaces. The grout expands and hardens, stabilizing, lifting, and leveling the concrete structure.

Uses of Polyurethane Foam Injection in Residential Applications

Polyurethane Foam Injection


1. Settled Concrete Slabs:

Concrete slabs can settle over time due to soil erosion or poor compaction. Poly injection effectively raises and levels settled concrete slabs, restoring their original position.

2. Cracked Concrete:

Cracks in concrete can be unsightly and may compromise the structural integrity of the surface. Polyurethane foam injection can fill voids created by cracks, providing stabilization and preventing further damage.

3. Sinking Concrete:

When the soil beneath a concrete structure weakens or compresses, sinking can occur. Polyurethane foam injection can lift and support sinking concrete, restoring stability and preventing future settling.

4. Driveway and Garage Slabs:

Driveways and garage slabs are prone to settling due to heavy vehicle loads. Polyurethane foam injection can efficiently raise and level these surfaces, eliminating tripping hazards and improving aesthetics.

5. Slab Foundations:

Uneven or sinking slab foundations can lead to serious structural issues. Poly injection provides a reliable, cost-effective solution for stabilizing and leveling slab foundations.

6. Sinking Patio:

Patios often settle or sink due to inadequate soil preparation or water damage. Polyurethane foam injection can lift and stabilize sinking patios, ensuring a safe and enjoyable outdoor space.

7. Roadways:

Roadways and sidewalks can experience settlement and cracking over time. Poly injection can restore these surfaces, minimizing traffic disruptions and reducing maintenance costs.

Advantages of Polyurethane Foam Injection over Traditional Methods


1. Lightweight and Non-Intrusive:

Polyurethane foam is lightweight, reducing the stress on the underlying soil. The injection process requires small access holes, minimizing disruption to the surrounding area.

2. Expansive and Self-Leveling:

The injected foam expands to fill voids and conforms to the shape of the space. This self-leveling property ensures even distribution and precise lifting, resulting in a uniform and level surface.

3. High Load-Bearing Capacity:

Polyurethane foam has excellent compressive strength, supporting heavy loads and providing long-term stability.

4. Water and Moisture Resistance:

Polyurethane foam is impervious to water, preventing further damage caused by moisture infiltration and eliminating the risk of future settlement due to water-related issues.

5. Quick and Efficient Process:

Polyurethane foam injection typically requires less time and labor than traditional mud jacking or slab replacement methods. The foam cures rapidly, enabling the surface to be used shortly after the repair.

Is Polyurethane Foam Injection a Reliable and Cost-Effective Solution?

Poly injection has gained widespread popularity due to its reliability and cost-effectiveness. Its ability to address various concrete issues with minimal disruption, quick curing times, and long-lasting results makes it a highly reliable solution. Additionally, the reduced labor and equipment requirements and the avoidance of costly excavation and replacement processes contribute to its cost-effectiveness.

However, it’s important to note that the suitability of poly injection may vary depending on the specific circumstances and severity of the concrete problem. Consulting with the experienced professionals at Carolina Foundation Solutions in polyurethane foam injection is crucial to assess the feasibility and determine the most appropriate solution for each case.

Poly injection is a game-changer in the world of residential concrete repair. Its versatility, efficiency, and long-term effectiveness make it ideal for various applications, including settled concrete slabs, cracked surfaces, sinking foundations, driveways, and more. With its numerous advantages over traditional methods, polyurethane foam injection offers homeowners a reliable, cost-effective, and durable solution to address concrete-related issues.

Don’t settle for uncertainty – choose transparency and peace of mind with our services. Call 877-770-7050 today for your free evaluation and no-obligation quote!

Contact Us Today!

Contact Us Today

  • Max. file size: 256 MB.
CFS Tagline Black Yellow