Electronic filters, also known as electrostatic filters, offer several benefits over standard pleated filters:
• Higher filtration efficiency. They can remove up to 99.97% of particles including dust, pollen, mold, bacteria and pet dander. They are rated MERV 11-16 which is higher than standard pleated filters (MERV 8-12). This means cleaner, fresher air.
• Longer lifespan. Electronic filters can last 2-5 times longer than pleated filters, up to 5 years vs. 6-24 months. This means fewer filter changes required, saving time and money.
• No pleats means less dense filter medium. The filter material in electronic filters is a very fine mesh, rather than thick and dense pleats. This means lower resistance to air flow, so the HVAC does not have to work as hard. It can improve efficiency by up to 15%.
• No tearing or rupturing. The fine mesh material is less likely to develop tears, errysacandheating.com or ruptures over time like pleated filters. This avoids unfiltered air bypass and maintains better performance during the entire filter lifespan.
• Reduced allergens. The ultra-fine filtration of these filters is very effective at removing common airborne allergens like pollen, mold, pet dander, dust mites, and smoke particles. This creates an allergy-free space for those with respiratory sensitivities.
• Triquerene filter medium (some models). The special material some electronic filters are made of, called Triquerene, has an enlarged surface area which enables much higher filtration efficiency and longer before clogging. It is extremely effective at removing particles and contaminants.
• ESD protection (some models). A small number of electronic filters also provide built-in electrostatic dust protection or ESD shielding. This helps prevent static cling of dust to surfaces within the HVAC system and on equipment components. It keeps ducts and components cleaner longer.
• Pleasing appearance. Electronic filters tend to look quite high-tech and advanced, with a sleek, high-performance aesthetic that some find pleasingly minimalist. Standard pleated filters have a more basic, utilitarian design.
The main downsides of electronic filters are their typically higher upfront cost compared to pleated filters, and the possibility of ozone production though levels are considered safe. But for many, the benefits of electronic filters in improved indoor air quality, reduced allergy symptoms, energy efficiency and long life make them worth the extra cost.
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