Seal Gaps Before Pests Find Them

Exclusion & Preventative Services in Southern Illinois for Homes With Repeat Entry Points

TB Pest Solutions provides exclusion and preventative services that close off the cracks, gaps, and moisture problems pests use to enter your home. Rather than treating infestations after they occur, this service focuses on finding and sealing vulnerabilities in your foundation, roofline, vents, utility penetrations, and crawl space before ants, mice, spiders, or cockroaches establish nests indoors. If you've dealt with recurring pest issues despite regular treatments, exclusion work addresses the structural reasons pests keep returning.

The inspection begins with a walkthrough of your property's exterior and interior, during which the technician identifies openings around pipes, unsealed foundation cracks, damaged weatherstripping, gaps under doors, torn screens, and areas where moisture creates conditions pests need to survive. Based on what's found, you receive a detailed report listing each vulnerability and a recommendation for materials and methods needed to seal or repair it. Common exclusion tasks include installing door sweeps, sealing expansion joints with polyurethane caulk, adding mesh screens over vents, and applying expanding foam to gaps around plumbing or electrical lines.

To schedule an exclusion inspection and review options for reducing long-term pest pressure on your property, contact TB Pest Solutions.

What Gets Inspected and How Gaps Are Sealed

Your technician walks the entire perimeter of your home, checking foundation cracks, siding joints, roof soffits, attic vents, chimney caps, and garage door seals. Inside, the inspection covers crawl spaces, basements, utility rooms, and areas where plumbing or HVAC lines enter the structure. The technician also looks for moisture issues such as condensation around windows, leaking gutters, and damp insulation, since many pests require water to survive and are drawn to properties where humidity is uncontrolled.

Once exclusion work is complete, you'll notice fewer pests entering from the outside and reduced activity in areas that were previously high-traffic zones. Sealing gaps also improves energy efficiency by reducing drafts and lowering the workload on your HVAC system, though the primary goal is pest prevention.

Exclusion work pairs well with a recurring pest control service plan because it reduces the number of entry points the technician has to treat during each visit. The service doesn't include structural repairs such as replacing rotted wood or rebuilding damaged siding, but your technician can identify those issues and recommend contractors if needed. If moisture problems are contributing to pest activity, you may also need to address drainage, ventilation, or gutter maintenance separately.

Questions About Preventative Pest Exclusion

Homeowners often ask what gets sealed during exclusion work, how long the results last, and whether preventative services reduce the need for ongoing treatments.

Black and white illustration of a raccoon's face.
What are the most common entry points pests use to get inside?
Pests typically enter through foundation cracks, gaps around doors and windows, unsealed utility penetrations, damaged vent screens, and openings where siding meets the roofline. Mice can fit through gaps as small as a quarter inch, and insects often follow plumbing or electrical lines directly into wall voids.
Black and white raccoon head illustration.
How does exclusion work reduce long-term pest control costs?
Sealing entry points means fewer pests get inside in the first place, which reduces the frequency and intensity of treatments needed to control infestations. You spend less on emergency services and rely more on routine maintenance that keeps existing barriers intact.
Black and white raccoon head.
What materials are used to seal gaps and cracks?
Technicians use silicone or polyurethane caulk for small cracks, expanding foam for larger gaps around pipes, copper mesh or steel wool for openings rodents might chew through, and weatherstripping or door sweeps for thresholds. Vent covers are typically galvanized steel mesh that allows airflow while blocking entry.
Black and white line art of a raccoon's face.
When should I schedule preventative services instead of just calling for treatments?
You should schedule exclusion work if you've had multiple infestations in the same areas, if you notice pests entering after treatments wear off, or if your property has visible gaps, cracks, or moisture problems. Preventative services work best before peak pest season begins in Southern Illinois.
Black and white cartoon of a raccoon head.
How does moisture contribute to pest problems?
Many pests, including cockroaches, silverfish, and certain ant species, require water to survive and are attracted to damp basements, leaking pipes, and areas with poor ventilation. Reducing moisture makes your property less appealing and harder for pests to live in long-term.

If your home has structural gaps, recurring entry points, or moisture issues that attract pests year after year, TB Pest Solutions can inspect your property and recommend exclusion work that reduces future infestations. Contact the team to schedule a preventative pest inspection.