Dyson via eBay offers its refurbished Dyson HP01 Pure Hot + Cool Desk Purifier, Heater, and Fan in Iron/Silver for $249.99. Coupon code "JUSTDYSON" cuts it to $187.49. With free shipping, that's $175 under the best deal we could find for a new one and the second-lowest price we've seen for it in any condition. (We saw a refurb for $12 less in August.) It features a vacuum-sealed glass HEPA filter that removes 99.97% of allergens, 9-hour sleep timer, and magnetic remote control. Deal ends October 14.Note: A 6-month Dyson warranty applies.