a portable air filtration and purification system with a portable housing having three sides and an open area . the open area facilitates filter replacement . a pre - filter is positioned within the housing . a fan assembly having a fan housing and fan blades is also positioned within the housing and is adjacent the pre - filter . a post - filter is adjacent the fan assembly and is positioned within the housing such that the pre - filer and the post - filter sandwich the fan assembly . the pre - filter intercepts the air flow into the portable air filtration and purification system before the air flows through the fan . the post - filter intercepts the air after it flows through the fan .