Check the foundation, utility penetrations, doors, windows, garage, roofline and attic for gaps, then seal them with materials suited to the pest. Sealing stops reinfestation that treatments alone cannot.
Last updated October 21, 2026.
Where to look
- Gaps where pipes, cables and AC lines enter walls.
- Door thresholds, weatherstripping and garage door seals.
- Window frames and torn screens.
- Roof vents, soffits, fascia boards and tile gaps.
- Cracks in stucco and foundation.
- Dryer, bath and kitchen vents.
How to inspect
- Walk the perimeter in daylight, then again at dusk with a flashlight.
- Look for light entering from outside, droppings, gnaw marks and rub marks.
- Check trees and wires touching the roof.
- Go into the attic if safe.
Seeing this right now? Call (954) 910-2719 and our team will help.
Materials that work
- Caulk or sealant for small gaps.
- Steel wool or copper mesh with sealant for rodent-sized holes.
- Hardware cloth for vents.
- Door sweeps and weatherstripping.
Get help when needed
High roofs and attics can be unsafe to inspect alone. Our Fort Lauderdale pest control team can handle rodent exclusion or general service. For prevention at the yard level, see what attracts pests outdoors, and for rodents see rodent prevention.
