Nevada’s dusty air can do more than leave a layer of grit around the home. It can also make your heating and cooling system work harder than it should. For homeowners in dry, high-dust areas, HVAC maintenance is an important part of protecting comfort, airflow, and system performance. When dust collects in filters, settles on coils, or blocks proper airflow, small problems can compound over time. Learning how these basics work can help you understand why regular care matters