Certified Cockroach Control in Tukwila, WA

A DIY spray also drives roaches deeper into walls rather than eliminating the harborage, which is why professional gel and IGR placement works differently.

Yes — German and American roaches are naturally nocturnal, so daytime activity usually means the population has outgrown the hidden harborage space.

Visible activity typically drops noticeably within one to two weeks, with full population decline confirmed at the follow-up visit.

Yes — gel bait and IGR placements are applied in cracks and voids, not on food-contact surfaces, and we'll walk you through any re-entry timing.

Commercial programs include documented service logs and scheduled monitoring visits to satisfy health inspection requirements.

If the follow-up inspection shows lingering activity, we return and re-treat the identified harborage points at no extra cost.