Things That Can Affect the Lifespan of your HVAC Air Filter:
The climate in your area. On the other hand, if you use your HVAC system on a nearly constant basis, the filter will need to be changed every few weeks. The size of your home. However, smaller appliances often come with smaller filters that may need to be replaced as often as filters in larger homes. Air quality inside and outside of your home
If you have poor air quality outside or pets inside, you’ll need to replace your filter more frequently.
How Long Do Air Filters Generally Last?
The lifespan of an air filter depends on the type of air filter you are using, the air temperature, the air pressure and the air quality. Generally, air filters last anywhere from 3 to 12 months depending on the type of air filter you are using. Furnace filters are expected to last anywhere from one month to one year. 1-inch and 2-inch air filters should be replaced about every one to three months. 3-inch and 4-inch filters require replacement after six to nine months.
5-inch and 6- inch air filters need a change after nine months to one year
Factors Affecting How Often to Change HVAC Air Filters
There are a number of factors that affect how often to change HVAC air filters including the make and model of the HVAC system, the filter type, the age of the system and the number of hours the system has been in operation. The biggest factors affecting filter service life are detailed below. HVAC air filters should be changed every 30 to 180 days as needed. If the HVAC system runs frequently, you will need to change it on more frequently.
The amount of air your HVAC system is able to move affects how often you need to change your HVAC air filters. If you have pets, they may be shedding and bringing in allergens and pollutants that can affect the efficiency of your HVAC system. asthma or allergies may make it difficult for you to breathe properly, which can lead to deficiencies in the air you breathe. The size of your home, as well as the type of filter installed, will also affect when an air filter needs to be replaced.
Continuous fan mode uses more energy than off mode, so a filter should be changed every 6 months if continuous fan mode is used regularly.
Finding the “right” air conditioner replacement filter.
There are many types and sizes of air conditioning filters, and it’s important to find the right one for your AC system. It’s best to replace your filter every 3-6 months, depending on the condition of your air conditioning unit.
Ask yourself these questions to determine when you need to replace your filter:
1) How often does my AC system operate?
2) What is the size of my room?
3) How old is my AC unit?
How to change an AC filter in your home.
The easiest way to change an air conditioning filter is to remove the old filter and put in a new one. If you are unsure how to do this, you can call an HVAC company to do it for you. AC filters can be clogged and need to be replaced. AC filters should be replaced every 45 days if you have no allergies, and every 90 days for optimal efficiency.
Filters should be installed by a professional, and homeowners often forget to do so.
“How often do I need to change my air filter?
You need to change your air filter every two or three months. More than half of Americans don’t know when to change their air filter. A third of Americans think a filter should be changed monthly, but only 18% do so according to manufacturer and EPA guidelines.
