What should be done if bed bugs are on a sofa? - briefly
Isolate the sofa, vacuum all seams, and launder removable covers at ≥ 60 °C. Apply a certified heat treatment or residual insecticide and inspect regularly for any remaining insects.
What should be done if bed bugs are on a sofa? - in detail
Infestation of a sofa by bed bugs requires immediate, systematic action to prevent spread and eliminate the pests.
First, isolate the affected furniture. Move the sofa away from walls and other seating, and cover it with a sealed plastic sheet to contain any insects that might disperse during treatment. Vacuum the entire surface, paying special attention to seams, cushions, and fabric folds. Dispose of the vacuum bag or empty the canister into a sealed bag and discard it in an outdoor trash container.
Second, apply an appropriate insecticide. Choose a product labeled for bed‑bug control on upholstered items, preferably a residual spray that penetrates fabric fibers. Follow the manufacturer’s instructions regarding dosage, application distance, and safety precautions. Apply the spray evenly to all accessible areas, including underside of cushions and stitching lines. Allow the treated surface to dry completely before any further handling.
Third, launder removable components. If cushions have removable covers, wash them at the highest temperature the fabric tolerates, then dry on a high‑heat setting for at least 30 minutes. Heat kills all life stages of the insect.
Fourth, employ non‑chemical methods. Place the sofa in a heated enclosure or use a portable steam cleaner set to a temperature of 120 °F (49 °C) or higher. Steam penetrates deep into upholstery, destroying eggs, nymphs, and adults. Ensure thorough coverage, moving the nozzle slowly over each section.
Fifth, monitor and repeat. After treatment, inspect the sofa weekly for signs of activity: live insects, shed skins, or dark spotting. If any evidence persists, repeat the insecticide application and steaming cycle. Consider professional pest‑control services for persistent infestations, as they can provide advanced tools such as heat chambers and fumigation.
Finally, prevent re‑infestation. Maintain regular vacuuming, reduce clutter around seating areas, and inspect new furniture before introduction into the home. Seal cracks and gaps in walls and floors where bed bugs might hide. Consistent vigilance limits the risk of future outbreaks.