Air filters are a crucial component of any HVAC system, as they help maintain the efficiency and longevity of the unit while improving indoor air quality. By trapping dust, dirt, pollen, and other airborne particles, air filters prevent these contaminants from entering the system and clogging sensitive components, such as the coils and fan. This not only ensures the HVAC unit operates efficiently but also reduces the strain on the system, lowering the risk of breakdowns and extending its lifespan. Additionally, clean air filters contribute to healthier indoor air by filtering out allergens and pollutants, creating a more comfortable environment. Regularly replacing or cleaning air filters is essential for optimal HVAC performance and overall comfort.