One Minute HEPA Air Purifier Review

What are the considerations for and againstnoise, especially at higher speeds. Units like the
buying a HEPA air purifier? In just one minute, letafore mentioned IQAir use innovative fan designs
me reveal the most important ones.and other techniques to lessen noise.
The advantage of mechanical filters, like HEPA, isThe second consumer concern is filter changes
no reduction in air cleaning efficiency over the lifeand cost. Eventually HEPA filters load up with
of the filter. In fact, a HEPA air purifier willparticulates, reducing airflow and giving you less
become more efficient as it loads up.clean air. Too much airflow resistance can also
HEPA filters are not slack in initial efficiency either.damage the motor due to heat buildup.
Air purifiers like the IQAir HealthPro achieveMost top quality air purifiers can go several years
system efficiency of 99.5% in all particles downwithout filter replacement. I've seen Allerair units
to 0.003 micron. While that is probably the bestadvertised with filter life as great as eight years.
performing HEPA air purifier on the planet othersOf course, the conditions under which you use it
come close, like Allerair or Austin Air.will make a difference.
So, HEPA is the filter of choice for anyone whoI prefer guesswork be removed from filter
needs the best possible home air filtration and ischanges. Again, IQAir leads the way with a
happy to pay for it. People with severe allergies,pressure activated indicator that tells you when a
asthma or lung diseases like COPD come to mind.filter change is due. This removes the expense of
There are two disadvantages to HEPA.unnecessary filter changes and the risk of
The first is noise. It takes a lot of fan power tolowered performance or motor damage in your
push air through a HEPA filter. This producesHEPA air purifier.