01/05/2026
January Homeowner Reminder: Change Your Furnace Filter
As temperatures drop, your furnace is working overtime — and one of the simplest ways to protect it is also one of the most overlooked.
Changing your furnace filter helps keep airflow unrestricted, which allows your system to run more efficiently. When a filter gets clogged with dust and debris, your furnace has to work harder to push air through, leading to higher energy bills and unnecessary wear on the system.
A clean filter also improves indoor air quality by trapping dust, allergens, and pet dander before they circulate throughout your home. This is especially important during winter when windows stay closed and air recirculates more frequently.
On the flip side, not changing your filter can lead to uneven heating, higher monthly utility costs, and in some cases, premature furnace failure — repairs that are far more expensive than a simple filter replacement. Plus breathing in more air pollutants, yuck.
Most homes should change their furnace filter every 1–3 months, depending on pets, allergies, and how often the system runs.
A small habit now can save you money, improve comfort, and help your furnace last longer.
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Realtor Nick Foy
Real Estate Tips for Homeowners 🏡