Exclusively for our readers, this NewAir Portable Evaporative Cooler (model AF-1000W) drops from $199.95 to $150 when you add the code BRADSMAY at checkout at Air and Water, plus it ships free. This is the best price we could find by $11. It is well reviewed and will cool, freshen, and clean the air up to 300 sq. ft. It is energy efficient and can decrease the temperature by up to 30 degrees. There is no sales tax (except CA).