Mini Split Air Conditioner - Blogs & Forums On HVAC Heat And Air Systems

Blog Title: How often should I change the air filter in my central air conditioner?

Main Que: How often should I change the air filter in my system?

  • Category:
  • Query By: ESTHER BISHOP (Waggoner, CA)
  • Date: 02/14/2014

Answer: Check it at least every month during peak use, and replace it when it looks dirty enough to significantly impair the air flow through it. Some filters, such as media filters or electronic air cleaners, are washable; others are disposable and must be replaced.

  • Replied By: FELIX HIGGINS (Shelter Cove, CO)
  • Replied Date: 02/16/2014