Say Goodbye to Sinking Concrete Exploring the Rising Demand for Void Filling Solutions in Florida

Say Goodbye to Sinking Concrete: Exploring the Rising Demand for Void Filling Solutions in Florida

Slab stability and durability are crucial when building or repairing concrete slabs, with sinking, cracking, and uneven surfaces often caused by empty spaces beneath them. Filling these voids using effective techniques such as polyurethane foam injection is vital in order to combat such issues – Affordable Foundation Repair will show you how using high-density foam can effectively fill voids beneath a slab.

What causes voids under concrete slabs in Florida?

Let’s first understand why voids form under concrete slabs. Voids form due to various causes, including:

Erosion: As sea levels in Florida rise, coastal areas become more susceptible to erosion. This erosion can lead to the formation of voids under structures close to the coast; concrete void filling services provide a reliable method of stabilizing these structures.

Poor Compaction During Construction: Inadequate compaction can lead to voids and settlement, while shifting foundation soil due to changes in moisture can also create voids and lead to grade settlement issues.

Plumbing leaks: Dripping of excess water from underground pipes under a slab can lead to soil erosion and create voids below concrete slabs.

Natural factors: Earthquakes, subsidence, and freezing are among several natural factors that may create voids in concrete slabs, leading to their collapse and cracking up over time.

Geographical Conditions: Florida sits atop porous limestone rock, the bedrock that dissolves due to rainwater with slight acidity, leading to dissolution that creates large cavities or voids underground that, over time, collapse into sinkholes, which pose serious threats to physical property. Concrete voids fill the voids and can help stabilize the ground surface, thus preventing sinkhole formation.

Old infrastructure: Over time, your concrete slab may shift, leading to uneven surfaces and structural failure.

Flooding: With sea levels increasing, flooding becomes an increasing threat. Floodwaters can dissolve the soil beneath coastal properties and leave behind voids that need to be filled in order to stabilize them.

Foundation Voids: What Are The Consequences And Risks?

Voids under concrete slabs can have severe repercussions if left unaddressed. Void weakening foundations can compromise infrastructure integrity and threaten its survival altogether.

Uneven Concrete Surfaces: Holes in the foundation slab may cause uneven settlement and sinkage, creating trip hazards or unattractive appearance.

Cracked Foundation Slabs: Voids can create stress points, which increase the risk of cracks in foundation slabs as well as potential damages caused by stress points on their own. This may increase cracking risk further and potentially result in cracking damage down the road.

Vaulted Voids Allow Water Accumulation: Voids may allow moisture-related issues, like mold growth and concrete deterioration, to build into concrete structures.

High-density Polyurethane: A Solution for Void Filling

High-density Polyurethane Foam has proven itself a lasting solution for void filling beneath concrete slabs, providing structural support while filling in any voids that arise. Foam is widely utilized in construction and offers several advantages over alternative methods of solving this issue.

Filling Voids in Concrete Floor with Foam

Polyurethane Foam is a two-component foam that expands when mixed. Here’s the simplified breakdown of how filling voids beneath a concrete slab fills up the air pockets that exist underneath its surface.

Inspection: Affordable Foundation Repair’s professional concrete void filling team evaluates a slab to identify any voids and fill them.

Injection process: Small holes are strategically drilled near any voids to allow foam mixture injection through a special foam injector into the voids.

Expanding and Filling: Once injected, the foam expands upon injection, filling voids while exerting pressure on the surrounding soil.

Stabilization: Over time, hardened foam forms a solid supporting system that stabilizes slab surfaces.

Cleaning and Finishing: Once the foam has fully hardened, the excess foam must be cut away to restore the look of the slab, and any holes are repaired as part of the cleanup process.

Foam Filling: Advantages and Applications

Foam offers many advantages over alternative methods for filling in voids beneath concrete slabs. Below are just a few key benefits associated with foam usage for this task.

Non-Invasive and Lightweight: Foam is lightweight, not exerting too much pressure on the ground and therefore decreasing the risk of soil settlement.

Precision & Control: Utilizing foam injection allows for precise filling and coverage with every injection session.

Quick: Foam dries quickly, enabling immediate use of the slab.

Resistant to Moisture and Water: Foam’s moisture resistance makes it a suitable concrete void filler option for filling voids in areas that are susceptible to exposure to moisture or water.

Durability and Longevity: Foam provides long-term stability that maintains the integrity of slabs.

Cost Effective: Due to its efficiency and reduced labor requirements for resin void fill, this method may often prove more cost-effective than traditional methods.

Affordable Foundation Repair, Your Ideal Solution Provider of Void Filling Solutions

Affordable Foundation Repair offers superior void-filling solutions. Their years of industry experience make them the go-to experts when it comes to concrete slab void-filling services.

Affordable Foundation Repair’s Professional void filling experts in Florida understand the soils in our region. Every void filling contractor demonstrates the same high standard and quality workmanship while caring for your property. Our prices are fair and reasonable – no hidden charges here – while many customers have expressed their appreciation with smiles on their faces for trusting in Leveled. Constant improvements and transparency are our core values as we provide optimal protection for concrete structures across Florida.

Want more information about our services? Get in touch with us.

Why Affordable Foundation Repair for your concrete floor repair work?

Our Team Has Skill and Experience: At Affordable Foundation Repair, our professional team possesses extensive knowledge of foam application.

Our State-of-the-Art Equipment For accurate void-filling: Affordable Foundation Repair uses cutting-edge equipment.

Tailored Solution: Affordable Foundation Repair recognizes that every project has different needs, and we can tailor solutions customized explicitly to them.

Quality Assurance: Affordable Foundation Repair takes great pride in producing high-quality results while guaranteeing customer satisfaction.

Reliable and On Time: Affordable Foundation Repair values your time, working to complete projects on schedule.


Foam is an efficient solution for filling the void formation beneath concrete slabs, offering stability, durability, and cost-efficiency during construction projects. Affordable Foundation Repair is an expert provider of void-filling solutions that utilize expertise, modern equipment, and customized approaches in providing reliable void-filling services – Affordable Foundation Repair can serve as your partner when using foam under your slab to fill any voids that arise.