The brief manufacturer or product profiles below are intended to help consumers do just that. Honeywell’s Whole-House HEPA Air Cleaner provides a powerful, three-stage filtration process to deliver the cleanest air. The Honeywell Electronic Air Filter destroys almost 98% of pollutants and comes with a 5 year-warranty.

Of these, standard, pleated and electrostatic filters are the most common types of filters that are used in air conditioners. Generally these filters are located in walls, ceilings, furnaces, or in the air conditioner itself. The cost of these filters ranges from $5 to $20 which is slightly more than that of standard filters.

The air is required to be pure and without dust in places like research laboratories where even a dust of 1ppm or 1 part per million could contaminate the and would cause a lot of effect in the research recordings. Pre-filters can be washed and be reused. A hepa air purifier that uses filters are good at capturing allergens, but lack the ability to trap smaller particles, like chemical gases, odors, smoke, etc. Even in a house where there are babies or old people, care should be taken that they breathe air free of dust to the maximum extent. Even fibers and elements that have static electric charge are used as air filters.

In the market these days, you will come across different types of air filters such as HEPA, standard, pleated, electrostatic and electronic filters. It must be changed once every month. About 35% to 40% of airborne contaminants is usually captured by pleated air filters. Because of their greater surface area with filter material folded back and forth like a paper fan, manufacturers assert that these filters can last between two to four months.