It’s a good idea to change your best furnace filters every three months at a minimum and the cheap air filters even more frequently. Not only can it help your system work more efficiently, but it can improve your air quality and reduce the allergens floating around in your home.
Should furnace filters be changed in the summer?
If the filter doesn’t appear dusty, clogged or damaged, most experts agree that air filter replacement during the winter heating season can be performed every three months. Changing the filter in summer, however, should definitely be a regular monthly event.
Do furnace filters really last 3 months?
To keep your air quality under control and your home clean, you’ll want to replace your filter at a minimal interval of every 2-3 months.
Should I change my furnace filter every month?
The basic consensus among HVAC professionals is that you should replace your furnace filter every 90 days — or every three months. However, that depends on the filter’s thickness. Thicker filters have more room to collect dirt and dust, so they don’t have to be changed as often.
Why is my furnace filter so dirty every month?
Your filter gets clogged faster when your furnace is running more often. That’s because more air is cycled through your filter when your furnace goes through more heating cycles, so more contaminants get caught on the filter’s media. … That’s why it’s extra important to check on your filter every month during winter.
How often should you change air filter in house?
Here are averages that may help you know how regularly you should get a new air filter at your residence: Vacation house or one occupant and no pets or allergies: every 6–12 months. Ordinary suburban home without pets: every 90 days. One dog or cat: every 60 days.
How often should you change your furnace filter in the winter?
Professionals, like our team at Airco Service, Inc. say that you should change your air filter at least every three months. During the winter, when you rely on your heating system more, you want to increase that frequency. During the winter, when the system is in constant use, change it out every month.
How much does a furnace filter cost?
Although flat filter designs offer the most savings upfront, they need to be replaced more frequently and may cost you more in the long run. Replacing these filters can cost anywhere from $40 to $200 a year.
Why does my furnace filter get dirty so fast?
Leaky Duct Work
According to ENERGY STAR, a typical house loses 20-30% of air through leaks in the duct work and poor duct connections. Leaving these untreated can not only kill your furnace filter quickly, but also result in higher energy bills.
How often should you change 1 inch furnace filter?
In general, this is how often changing furnace filters needs to be done: For 1- to 2-inch filters, replace them every 1 to 3 months. For 3- to 4-inch filters, replace them every 6 to 9 months. For 5- to 6-inch filters, replace them every 9 to 12 months.
How long does a furnace filter last?
Change Your Filters Regularly
For example, a one inch furnace filter should be changed out every one to three months. A three to four-inch filter can last for six to nine months. If you have a thick five to six-inch filter, it can last from nine to twelve months.
What happens if you don’t change your furnace filter?
Short Cycling. If the air filter is not serviced often enough, it will eventually become clogged to the point that air cannot pass through it. When the furnace is operating, the lack of air flow will trap the heat in the system. … Without a new air filter, the furnace will overheat every time it starts up again.
Why are my furnace filters black?
If the dirt collected in the furnace is left wet for an extended period, sooty mold can develop and later spread to the furnace filter. Many of the central heating systems that are not cleaned regularly have grown mold, which causes the filter to have a black color.
Which filter typically gets clogged quickly?
5 Reasons Air Filters Clog Up Faster Than Usual
So when it’s hotter or colder than usual outside and your system is running frequently, your air filter will clog up faster because there is more air that’s being sent through it.
Why is my furnace filter yellow?
Yellow or orange means the mix of gas and oxygen is incorrect, which is usually a sign of a dirty burner. It’s an easy fix if you get it cleaned right away. If the problem persists, you could end up with a carbon monoxide leak, which can be deadly.