Woot offers the factory-refurbished Dyson DC33 Multi Floor Upright Bagless Vacuum in Yellow for $179.99. This $10 off coupon cuts its to $169.99. With $5 for shipping, that's $10 under our June mention of a refurb and the lowest total price we've seen. (It's a current low for a refurb by $70.) It features a motorized brushbar, telescopic reach wand, HEPA filter, and on-board tools. A 6-month Dyson warranty applies. Deal ends August 8.