How Often To Change Furnace Filter Hours. How often should i change my furnace’s filter? Change filters every six weeks to help lower the concentration of contaminants in your home’s indoor air.
Another main factor in how often you should change the filter is the occupants in the home. With young children in the home, filter replacements should also be more frequent. According to the phcc, it's a good idea to replace pleated air filters and furnace filters in your home every 120 days.
Though furnaces have become quite the remarkable pieces of technology, they still require some regular maintenance !
If you’re using a standard fiberglass filter, you should be changing it every month. 240 hours is where i'd start. Below is a list of the many factors that can determine the time frame in which your furnace filter should be replaced. To ensure your system is pumping only clean air, change your filters about every 50 days.