The annual cost of an Ionic Breeze Quadra Air Purifier is less than a Hepa.

Using an Ionic Breeze Quadra Air Purifier will clean your air better than a hepa filter.  The ionic breeze quadra will save you money over the hepa as well.

Compare annual cost to operate an ionic breeze quadra to a hepa air purifier and you will see the difference.  Because the ionic breeze quadra requires only electricity it costs only $4 per year to operate.  The hepa by contrast costs a whopping $190 per year with the cost of filters and electricity.

That's not to mention the hassle involved in finding and changing hepa filters. You will have saved $1900 with an ionic breeze quadra in ten years.  For an initial investment comparable to that of a quality hepa unit, the ionic breeze quadra air purifier will save you over time. 

Quality hepa air purifiers are loud, the ionic breeze quadra is silent.  Hepas have large motors that create a lot of noise which makes it very difficult for many people to sleep, read, work, etc.  Even so-called "quiet" models are often anything but, you need an ionic breeze quadra for comfortable silence.

The ionic breeze quadra air purifier is almost free when you think about it.  You could easily spend more than the cost of a quadra on a conventional filter-type air cleaner.  You could easily spend more than the cost of a quadra on filters for a conventional air cleaner in a single year alone. The cost, effectiveness, and convenience of the ionic breeze quadra is simply unrivaled.