How Often Should I Change My Filter?

This is a very common question. The frequency with which you should change your air filter depends on several factors, including the type of filter you use, the indoor air quality, and the specific needs of your HVAC (heating, ventilation, and air conditioning) system. Here are some general guidelines:

  1. Standard 1- to 3-Inch Filters:
    • Every 1-3 Months: Standard fiberglass or pleated filters typically need to be replaced every 1 to 3 months. This can vary based on factors such as the presence of pets, the number of occupants in the home, and the overall indoor air quality.
  2. High-Efficiency Filters:
    • Every 6 Months to 1 Year: High-efficiency filters, such as HEPA filters, can last longer than standard filters. However, it’s still essential to check them regularly and replace them every 6 months to 1 year.
  3. Washable or Reusable Filters:
    • Every 1-3 Months: If you have a washable or reusable filter, follow the manufacturer’s instructions for cleaning and replacement. In general, these filters should be cleaned or replaced every 1 to 3 months.
  4. Variable Factors:
    • Check Monthly: Factors like allergies, the presence of smokers, or construction work in or around the home can lead to a quicker buildup of dust and particles. In such cases, it’s a good idea to check the filter monthly and replace it as needed.
  5. Smart Thermostats or HVAC Systems:
    • Follow System Recommendations: Some modern HVAC systems or smart thermostats provide reminders for filter replacement based on usage and system conditions. Follow the recommendations provided by your system.

Regularly changing the air filter is crucial for maintaining good indoor air quality, ensuring proper airflow, and maximizing the efficiency of your HVAC system. Neglecting to change the filter can lead to reduced system performance, increased energy consumption, and potential damage to the system over time. Always refer to your HVAC system’s user manual for specific recommendations and consult with a professional if you have any doubts or concerns.

Do not hesitate to call us and ask for our special pricing on filters by the case!