The Simple Drain Trick Most People Forget Before Traveling — and Why It Matters
Before heading out on a trip, most people run through the usual checklist: toss expired food, set the lights on timers, lock up, water the plants, and double-check the security system. But there’s one tiny detail many homeowners overlook — the sink drain.
It seems harmless, but leaving drains uncovered while your home sits empty can sometimes lead to unpleasant smells or minor pest issues. The good news? There’s a fast, free trick that can help prevent that from happening.
Why Unused Drains Can Cause Odors
When you’re away, your plumbing goes inactive. Water isn’t flowing through sinks, tubs, or showers, which means the system sits still for days or even weeks. Under each sink is a curved pipe called a P-trap. It holds a small amount of water that blocks sewer gases from rising back into your home.
Over time, especially in warm or dry conditions, that water can slowly evaporate. When the water level drops, odors can sneak through. Not every home experiences this, but when it happens, the smell is usually the first unpleasant surprise you notice when you walk back in the door.
Why Pests Sometimes Target Drains
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