Keeping cockroaches out of the bathroom can be frustrating, especially when they seem to appear from the shower drain. These insects are drawn to warmth and moisture, which makes bathroom pipes an inviting passage even in otherwise clean homes. That’s why many people look for low-effort ways to make drains less accessible—one of which uses an everyday item: a simple party balloon. Cockroaches can move through plumbing systems by exploiting small gaps. Shower drains, which stay damp and open, are a common entry point. The balloon method works by slightly narrowing that opening, making it harder for pests to crawl...
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