Washable These types of filters are made out of a metal or cloth material that can be washed, which means that you don’t have to change them as often as the other types of filters. Therefore, understanding when it’s time to change air filters is of vital importance in the quest for clean indoor air.”īefore diving into the signs that it’s time to change your air filter, it is first important to understand the most common types of filters on the market.Īccording to an article on the FacilitiesNet website, the most common types of air filters are: “But when that air filter is clogged with dust and particles, it forces the entire heating and air conditioning system to work harder to circulate air, and it also blows dirty air throughout a space. “The basic idea behind an air filter is that it is designed to trap tiny particles that blow in from the outside air that comes into a house or commercial facility,” stated Camfil’s Charlie Seyffer, Manager of Marketing & Technical Materials and 37-year ASHRAE member and active committee participant.
And that’s especially important given the fact that per an article on CNN.com, “air pollution causes one in nine deaths worldwide.” The issue is that many people just don’t know how to determine when it is time for a filter change, so they put it off until they see black dust and particles blowing from their vents, which is often several months too late. Most people don’t think about their HVAC air filters very often, but it is one of the most important aspects of ensuring that the indoor air quality is at the highest quality level possible.