Designed for the Alen T500 HEPA Air Purifier, the Alen HEPA-Silver Filter combines four layers of filter technology to purify and freshen the air in your home while protecting the filter against bacteria and microbes.
Order by 2pm CST. Ships same business day.
Polluted air first passes through Alen's washable Pre-Filter to capture large particles, extending the life of the filter. In the second layer, air moves through a unique, electrostatically charged HEPA type material that attracts and captures and pollen.
There is no Forever Guarantee on Alen filters.