Read full review by visiting br br Winix PlasmaWave 5300 Air Cleaner is intended for larger spaces up to 350 square feets. The 5300 cleaner has features that are not typically found on other units in its category. br br The Winix WAC5300 True HEPA Air Cleaner with PlasmaWave Technology combines the best from air cleaning technologies to capture all particles which can't be seen by eyes. br br Winix PlasmaWave 5300 Air Purifier Features br br 3 Stage air cleaning br No ozone br Air quality sensor br Energy star rated br 4 Fan speeds br PlasmaWave technology br Odor absorbing Carbon Pre-Filter Stage br 99.97 effective True HEPA Filter Stage br AHAM Certified br br A lot of buyers have expressed their appreciation with regards to the cost of the Winix PlasmaWave 5300. Many of them have decided to buy additional units because of its performance and its very affordable price.