Patent ID: 8974565
Filing Date: 2015-03-10
Classification: B01D,F24F

Abstract:
1. An air filtration and air purification apparatus comprising: an enclosure, the enclosure having a top, a bottom, sides and a rear; a first air channel located in the enclosure; a second air channel located in the enclosure; a divider that separates the first air channel from the second air channel; a first filter located in first air channel, and in direct fluid communication with the first air channel; a second filter located in the second air channel, and in direct fluid communication with the second air channel, wherein the first filter has a higher HEPA class than the second filter; a first air blower configured to pull air from the ambient environment generally into the first air channel, moving said air through the first filter, and returning said air into the ambient environment, creating generally a first air stream; a second air blower configured to pull air from the ambient environment generally into the second air channel, moving said air through the second filter and returning said air into the ambient environment, creating generally a second air stream; a control system that controls the activation and deactivation of the first and second air blower, such that the control system is configured to operate the blowers independently or together; and wherein the first filter is a HEPA filter with a MERV rating of about 17, and is filter rated at about 99.97%, and the second filter has a MERV from about 17 to about 4.