Air filters are basically made to keep the AC evaporator clean.
A dirty air conditioner evaporator can lead to horrible aromas plus germs.
The best category of air filter to deal with aromas plus germs is an activated charcoal air filter. These air filters are treated with chemicals plus heat which help with bad aromas. Activated charcoal filters are especially effective because they are porous. Many gases can be absorbed with a charcoal filter such as nitrogen oxide plus carbon monoxide. These particular gases can contain incredibly dangerous health hazards. Activated charcoal air filters can also be fitted with an antibacterial material. This material prevents harmful bacteria plus viruses from getting into your dwelling in the first place. My husband plus I have numerous pets in our dwelling. Three of them are much larger pets that shed frequently, however the others are tiny chihuahuas. The dwelling often has a smell similar to a farm, even when the two of us do our best to wash each one of the pets twice per week. One way the two of us found to help with the brutal order plus aromas is to purchase an air filter that has activated charcoal. The air filter pulls away 99.99% of all aromas plus germs in the dwelling. Even though the air filters made with charcoal are somewhat more upscale, my husband plus I both think that they work a whole lot better than any other product that is available on the market. If you have any complications with aromas in your dwelling, then a charcoal air filter could possibly be the answer to all of your setbacks. Be sure to get one at the hardware store so you can give it a try.