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Why do you want this: When it comes to mosquito repellents, there are endless products to choose from. But there is a certain science fiction appeal to a device that creates an invisible insect shield around you. Thermacell Patio Shield Mosquito Repeller is a sleek metal column that uses a fuel cartridge to expel a compound called alethrin, a synthetic form of a natural repellent found in chrysanthemum plants.
What the experts say: In Slate’s recent article on the best tools to keep mosquitoes at bay, two outdoor experts recommended the Thermacell Backpacker, which uses the same technology as the Patio Shield but works with camping fuel cans rather than a cartridge. Tim Dube, the owner of Capitol Hill Outfitters, says that Thermacell effectively creates an insect-free bubble around it, comparing the effect to that of a citronella candle but without the open flame and clutter.
What people say: It works well even with high error density. (“I am very satisfied with the Thermacell mosquito shield. Basically we live in a swamp with so many mosquitoes. I am always trying to find natural insecticides, and this product works very well. Put it on 15 minutes before the outdoor activity and the mosquitoes will They are. away. We may have had one or two, but that was it. “
Thermacell Patio Shield Mosquito Repellent now costs $ 28, or 20 percent off the original price.