What to Expect When Exterminating Roaches?

Before the Exterminator Arrives
Preparation is key. Your exterminator may provide specific pre-treatment instructions.
Common steps to follow…
- Clean Your Home (But Don’t Overdo It)
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Wipe down counters and sweep floors to reduce crumbs and grease (roach food sources).
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Empty garbage and remove clutter, especially cardboard and paper.
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Do not deep clean or mop near baseboards or cracks, this may remove signs of activity or make bait less effective.
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- Clear Access to Problem Areas
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Move furniture or appliances away from walls where roaches have been seen.
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Clear out cabinets, especially under sinks and in the kitchen.
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- Cover or Remove Food and Dishes
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Store food in sealed containers or remove it temporarily.
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Remove pet bowls and cover or secure fish tanks.
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During the Extermination Process
What happens during the visit depends on the severity of the infestation and the treatment method.
What you can generally expect…
- Visual Inspection
- The technician will inspect key areas like the kitchen, bathroom, and utility rooms to find signs of infestation — droppings, egg casings, or live roaches.
- Application of Treatments
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Gel baits – Placed in cracks, crevices, and hidden areas where roaches hide.
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Sprays – Used along baseboards, under sinks, and in wall voids to kill roaches on contact and leave a residual effect.
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Insect Growth Regulators (IGRs) – Disrupt the life cycle, preventing eggs from maturing.
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Dusts or powders – May be used in wall voids or behind outlets.
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- Safety Precautions
Depending on the chemicals used, you may be asked to…
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Leave the home for 2 – 4 hours (sometimes longer).
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Keep pets and children out of treated areas.
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Avoid cleaning treated surfaces for at least a few days.
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After the Extermination
Many people expect instant results, but exterminating roaches is usually a process, not a one-time fix.
- You May See More Roaches at First
- Don’t panic. Roach activity can increase briefly after treatment as they are flushed out of hiding and come into contact with bait or insecticide.
- Dead Roaches Will Appear
- You may find dead or dying roaches for several days or weeks. Clean them up promptly but avoid cleaning treated zones too soon.
- Follow-Up Treatments May Be Needed
- A serious infestation often requires multiple treatments. Follow-up visits help target newly hatched roaches and eliminate any survivors.
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