Why Should I Change My Air Filter Each Month?

person changing filter

Your HVAC system keeps your home comfortable, but neglecting air filter changes can impact air quality, efficiency, and system lifespan. Replacing your air filter every month is a simple but essential task that offers multiple benefits.

1. Better Air Quality

A clean filter traps dust, pollen, pet dander, mold spores, and other airborne pollutants. The EPA states that indoor air can be two to five times more polluted than outdoor air. Regular filter changes help reduce allergens and improve respiratory health.

2. Improved Efficiency & Lower Energy Costs

According to the Department of Energy, a clogged filter can increase energy consumption by up to 15%. A dirty filter restricts airflow, forcing your HVAC system to work harder and use more energy. Keeping it clean helps reduce your monthly utility bills.

3. Longer HVAC Lifespan

Restricted airflow from a dirty filter can cause overheating, motor strain, and increased wear on system components. Studies show that regular filter maintenance can extend the life of an HVAC system by several years, saving you from costly replacements.

4. Prevent Costly Repairs

A neglected filter can lead to frozen coils, clogged ducts, and even total system failure. HVAC professionals report that clogged filters are one of the leading causes of HVAC breakdowns. Changing it monthly helps avoid expensive service calls.

5. Consistent Comfort

A fresh filter allows for even air distribution, ensuring your home maintains a stable and comfortable temperature. A clogged filter can cause uneven heating or cooling, making some rooms too hot or too cold.

6. Protects Your HVAC System’s Internal Components

Dirt and debris from a clogged filter can accumulate inside the system, damaging sensitive components like the blower fan and evaporator coil. Regular filter changes keep your system clean and running smoothly.

Quick Tips:

  • Choose the right MERV rating: Higher MERV ratings (8-13) capture smaller particles but may need more frequent replacement.
  • Households with pets or allergies should consider changing filters every 3-4 weeks.
  • Set a reminder on your phone or calendar to replace your filter regularly.
  • Schedule routine HVAC maintenance with Bower Heating & Air to ensure peak performance year-round.

A simple monthly filter change keeps your air cleaner, your system efficient, and your costs lower. Don’t wait—make your reminder today!

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