The Cool Down on MSN
HEPA air purifiers can curb dust and allergies, owners say, and a box-fan filter may help, too
Posters also cautioned against ionizer-style products marketed with extra gimmicks.
Box fans can bring some relief to people who don't have air conditioning. Here's how you should use it.
Box fans in windows can keep homes cool at a lower cost than AC if you face them in the right directions. Here's what ...
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