Electrostatic filters provide the highest level of filtration for small particles. HEPA filters aim to trap 99.97% of all particles, according to the EPA. They have an efficiency rating of 17 to 20 on the MERV scale and will significantly improve indoor air quality. However, due to their dense filtration material, most HEPA filters restrict airflow too rigorously and cannot be used in grilles.
Nor are they usually sized properly for residential ovens, so they are used in hospitals and industrial environments. However, HEPA filters work great with portable or room air purifiers. The primary function of HVAC air filters is to remove harmful particles from the air as it flows through the system. This filtration ensures that indoor air quality is up to par.
Therefore, they are an important component of your air conditioner. The HEPA filter will remove 99.97 percent of contaminants and allergens found in the air. This includes dust particles up to 0.3 microns. They are mainly used to filter the air in homes and other living spaces.
These HVAC air filters remove up to 90 percent of all indoor air particles between 3 and 10 microns. MPR 1500 HVAC air filters capture large and small allergens, and even particles that carry odors and viruses. These HVAC air filters are capable of removing 85 percent of all particles in the air between 3 and 10 microns. However, there is a trade-off for the low price, as these air filters need to be replaced frequently to avoid clogging up the HVAC system.
MERV values vary depending on the type and size of the filter media, and are not consistent across brands and filter applications. For homeowners who are new to and caring for HVAC air filters, FPR values are a fantastic place to start. Similarly, households with indoor smokers compared to those without smokers will need different HVAC air filters to achieve the same level of indoor air quality. Air purifiers improve air quality in a home, whether used standalone or in conjunction with an oven air filter.
High MERV pleated filters definitely capture a lot of contaminants, but they also restrict air movement to the blower or oven. With a MERV rating of 2 to 3, these filters are good for people who don't have pets or respiratory problems, as they do very little to clean the air. The FPR is only used by the home depot and applies only to brands of HVAC air filters sold in their stores. These dimensions of HVAC air filters are expressed as L x W x H and are printed directly on the housing and on the air filter itself.
The ultraviolet lamps in the filters disinfect the air passing through the HVAC system using their powerful germicidal irradiation. The best types for filtering harmful particles from the air are HEPA pleated media filters, but the other three types also have their advantages. HVAC air filters with a MERV rating between five and eight capture particles between 3.0 and 10.0 microns. HVAC air filters with a MERV rating between 9 and 12 capture particles between 1.0 and 3.0 microns.
As a result, these filters are generally part of a more advanced filtration mechanism such as HEPA filters. Experts recommend that people in industrial areas or those with weak immune systems opt for media filters instead of other types of air conditioning filters.