Background

The Alen T500 is a product using the HEPA Air Purifier features HEPA (High-Efficiency Particulate Air) a style filtration,
It filters air in the combination of three layers;

First Layer:

Washable filter captures the large particles and pushes air to the next layer to purify other particles.

Second Layer:

In this layer, the dust, pollens and pet dander’s filter through a unique, electrostatically charged HEPA style material

Third Layer:

Approximate clean air passes through a layer of Alen's Activated Carbon, which purifies air from light odors and chemicals, smoke, cooking, and other household materials.