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Dyson Pure Hot + Cool Formaldehyde HP09 review: Dyson's best air purifier fan (and heater!) ever | T3
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Dyson Purifier Hot+Cool Formaldehyde review: Quiet, effective and very, very expensive | Expert Reviews
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Amazon.com: Dyson Purifier Cool Formaldehyde™ TP09 Air Purifier and Fan - White/Gold: Home & Kitchen
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