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Air Filters-what ac air filters?

Updated: 1 day ago


checking ac air filters
Ductless A/C Air Filters 2025


Your home is your sanctuary


2025 —a space where you and your family should feel the safest and most at ease. But what if the air inside your home is laden with dust, allergens, and pollutants?


Indoor air quality is frequently overlooked, yet it is vital to your family’s health and well-being. Poor air quality can lead to allergies, asthma, and even long-term respiratory problems and certain cancers.


The good news? A straightforward habit, such as regularly changing your air filter, can significantly improve the situation.


ac air filters can Enhance Air quality


According to the State Health Department, the primary sources of outdoor air pollution include motor vehicles, outdoor burning, gas and diesel-powered equipment, and even wildfires. When you operate an HVAC system, this outdoor air is drawn into your home and circulates through your air ducts.


In regions like San Antonio, seasonal allergens can further worsen air quality issues. During spring, summer, and fall, tree pollen from Black Walnut, Red Oak, and Sagebrush is prevalent, while weeds such as annual ragweed, white sagebrush, and wormwood cause allergy symptoms for many Texas residents.


Without regular air filter maintenance, these airborne irritants can remain inside your home, impacting your family’s health and comfort.


Can Dirty Air Ducts Make You Sick?


Absolutely! Dirty air ducts can accumulate dust, allergens, and other airborne pollutants that circulate throughout your home, potentially causing symptoms such as sneezing, congestion, and even respiratory infections. For this reason, experts suggest cleaning your air ducts every three to five years. However, a more frequent and manageable approach to maintaining clean indoor air is to change your air filter regularly.


How Often Should You Replace Your Air Filter?


The frequency of replacing your air filter varies based on its type:


Fiberglass Air Filters: These are affordable but less effective at capturing particles, typically requiring replacement every 30 days.

Pleated Air Filters: Better at capturing dust, pet dander, and allergens, these filters typically last up to 90 days, depending on household conditions.

Failing to replace your filter regularly can reduce airflow, strain your furnace, and potentially lead to costly repairs. If you have pets, allergies, or a busy household, you might need to replace your filter more frequently.



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