Are you interested in using a Honeywell Hepa Filter? If you are then you already own a honeywell air filtration system. These air purifiers are fantastic for removing allergens from the air. They can remove things such as cat dander, pollen, dust, and other allergens. The amazing thing about honeywell is that their systems are able to remove particles as small as point zero three. This is much smaller than most other home air purification systems. Most systems can only remove particles as small as one micron, almost three times as large. This is what makes the difference when it comes to choosing a home air purifier. Honeywell air purifiers are able to remove particles of allergens much smaller than normal systems can. This is also why you pay extra when buying a hepa filter from honeywell. The thing is, when you are purchasing a home air purification system, what is the point of buying one that doesnt work. Or doesnt work that well, there really is none. You are far better off spending a few more dollars and buying a top of the line system once, than having to deal with costly repairs or having a system that does not do an adequate job. Trust the Honeywell Hepa Filter system if you are looking for a system that can do the job.