There are differing kinds of air purifiers. Home Air Purifiers - look after your home from airborne pollutants. It is ideal for asthma, smoke, pet dander, mold, or other home pollutants. HEPA Air Purifiers - HEPA purifiers are time tested air purification solutions that offer one of the finest filtration systems for removing airborne particulates and organics. HEPA filters are specifically made high grade filters which enable it to caught 99.7% of contaminates and particles that are 0.03 nanometers and bigger in size.

Ionic Air Purifiers - Ionic purifiers clear out little particles like dust, smoke or pollen, and pump many negative ions into the air to provide perfect clean air performance.

Studies suggest that a room with high concentration of negative ions promotes health, helps with sleep, stress, exhaustion, depression, allergies, exhaustion and lots of other ailments. Commercial Air Purifiers - Commercial purifiers are geared towards bigger sq footage applications and high pollution areas. They're employed well for huge enclosed areas. Ultraviolet Air Purifiers - UV light tends to break down organic compounds intensely well. Using ultraviolet light, these UV air purifiers clean bacteria in the air. The CADR, or Clean Air Delivery Rating, is a standardised indicator of how well the air purifier can function in comparison to the others.