10/19/2026
Your furnace filter is not a family heirloom. Change it.
Your furnace filter has one job: catch dust, pet hair, and other airborne particles before they circulate through your HVAC system.
But when it gets clogged, airflow suffers, your system has to work harder, and your heating and cooling equipment can take on unnecessary strain.
A few quick reminders:
🏠 Check your filter monthly.
🔧 Replace it as needed, often every 1–3 months depending on the filter, household, and system.
🐶 Have pets? You may need to change it more frequently.
Your furnace works hard enough. Don’t make it breathe through a dust blanket.