VM Innovations via eBay offers the LifeSmart LifePro Infrared 1,500-watt 21" Tower Heater, model no. LS-21-3BPIQT, for $59.99 with free shipping. That's $56 off and the lowest total price we could find. It features two heat settings, temperature display, and manual thermostat control.
Update: VM Innovations offers it for $49.99 with free shipping via coupon code "YET6C".