There are no Valpas member hotels where I'm traveling. How can I try to stay safe?
General
Bed bug traps: what they can and can't do
Valpas is growing fast, but there are still parts of the world where no hotel is guaranteed safe from bed bugs. Until that changes, traps are one of the tools people reach for. Here's what they actually do, where they fall short, and where a better standard begins.
What a bed bug trap is
A bed bug trap doesn't catch bugs the way a mousetrap catches mice. It's a cup with an outer moat placed around each bedpost. Bed bugs aren't strong vertical climbers, so when they try to reach the bed and fail, the trap's structure keeps them from climbing back out. A dusting of talcum powder makes the inside slippery enough to hold them in place.
Active vs. passive traps
There are two types. Passive traps sit at the feet of bedposts and rely on a person sleeping in the bed as the lure. They're cheap, reusable, chemical-free, and useful for detecting bed bugs early in rooms that are in regular use.
Active traps use carbon dioxide, heat, or chemicals to attract bugs directly. They work in empty rooms where there's no human to compete with as an attractant, but the CO2 output is a small fraction of what a body produces, lures need replacing every few days, and some carry systemic health hazard warnings.
What to look for when buying one
Type first. Passive traps are simpler and safer, active traps capture more bugs but need more management. Look for a design that lets you dispose of trapped bugs without touching them. Smart traps that log catches give you a clearer picture of what you're dealing with. Passive interceptors last years; active traps have batteries and chemicals that need upkeep.
How to use them
Clean traps under all four bedposts. Add talcum powder if you can. Remove anything, like a hanging bed sheet, that gives bugs an alternative route up. Interceptor traps don't work with box cots, and they won't catch bugs already in the bed. For that, refuge traps (glue cards tucked into mattress crevices) are the option. Captured bugs are easiest to kill by flushing them; they can't survive in water.
Where traps stop being enough
Traps are useful for detection and limited prevention. They don't solve an active infestation, and they don't stop one from starting. Pesticides are losing ground to resistance, and reactive solutions arrive after the damage is done, both to guests and to revenue.