While keeping your fan on 24 7 may be more energy efficient there are a few downsides to leaving your fan on all of the time.
Should my furnace fan be on all the time.
Should i set my hvac system s fan setting to auto or on.
The blower helps circulate hot or cold air throughout your home until the temperature on the thermostat is reached.
Should i leave the fan running on my furnace or air conditioner all the time.
If homeowners find this is beneficial it is generally suggested to only run the furnace fan constantly during the cold heating season.
Well that depends on what special factors you may have in your home.
Pros leaving furnace central air fan run 24 7.
But is it a good option for circulating air in a house and can it help redistribute air and reduce reliance on a furnace or a c system.
The rest of they year you should be fine but please use your best judgement.
Running a fan for circulation requires looking at multiple factors including the weather the age of the hvac system the home.
Leaving that fan on 24 7 is great for cleansing allergens from the air and can help people with allergies.
The fan setting on your thermostat controls your hvac s system blower.
But there are a few rules that govern when keeping the fan on or setting it to automatic can be more effective.
Circulating air with furnace fan.
Here s why you should consider using both at different times during the year.
July 9 2020 at 4 31 pm.
It could cost you hundreds of dollars a year.
Homeowners should experiment to see if it works best for their home to have the furnace fan running continuously or not.
There are two settings on your thermostat to control the fan auto or on.
Since the fan is running even when the furnace isn t running through a heat cycle cold air will be blowing through your vents during that time.
Cons to keeping fan continuously running.
The average unit has a 500 watt fan which uses almost as much energy over the course of the year as a refrigerator resulting in a.
Most thermostats today come with an option to keep the furnace blower fan running continuously.
Auto option with this option since there are more starts and stops there will be more wear and tear on the furnace.
No we do not recommend constantly running the furnace fan in the heat of the summer as you will draw attic temperatures into the living space.
Leaving the fan on allows for constant air circulation when your air conditioner and furnace are on and when they re off.