Hover via eBay take up to 54% off select Hoover vacuums and air purifiers, with prices starting from $52.99. (Although the banner says up to 40% off, we found deeper discounts within.) Plus, these items receive free shipping. A couple of best bets:

• Hoover Air Purifier 100 for $52.99 (low by $26)
• Hoover WindTunnel 3 Pro Pet Bagless Upright Vacuum in Blue for $79.99 (pictured, low by $60)