For new customers only, at Casa search for "426249" to view the Honeywell True HEPA Round Air Purifier, model no. 50150-N, for $116.29. Coupon code "CASAWELCOME15" cuts it to $98.85. With free shipping, that's the lowest total price we could find by $4, although most merchants charge $130 or more. It features three speeds and is designed to purify up to 225 square feet.