How can I get rid of mice under the roof of a private house? - briefly
Seal all gaps and openings leading to the attic, then place snap or humane catch‑and‑release traps along walls and install steel‑wool or caulk to block remaining entry points. Conduct regular inspections, eliminate food sources, and maintain the barriers to prevent re‑infestation.
How can I get rid of mice under the roof of a private house? - in detail
Identify and block all access routes. Inspect roof sheathing, eaves, vents, and chimney for gaps larger than ¼ inch. Use steel wool, copper mesh, or cement‑based sealant to fill holes. Install metal flashing around vents and utility penetrations to prevent re‑entry.
Choose control methods that suit the situation. Snap traps positioned perpendicular to walls capture rodents quickly; place them near known activity points, baited with peanut butter or dried fruit. For larger infestations, consider electronic traps that deliver a lethal shock. Bait stations containing anticoagulant rodenticide must be placed out of reach of children and pets, and used according to label instructions.
Reduce attractants. Store firewood away from the house, elevate it on a platform, and keep the area free of debris. Remove spilled grain, pet food, and garbage. Clean up droppings and urine with a disinfectant solution to eliminate scent trails that encourage further visitation.
Implement environmental deterrents. Replace attic insulation with dense, non‑combustible material that hampers movement. Install ultrasonic repellers only after confirming they cover the entire space; effectiveness varies, so combine with physical traps. Encourage natural predators such as barn owls by installing nesting boxes on the property.
Monitor progress. Check traps daily, record captures, and re‑seal any newly discovered openings. Continue surveillance for at least two weeks after the last sighting to ensure the population is eradicated. If activity persists despite these measures, engage a licensed pest‑control professional for a comprehensive assessment and targeted treatment.