Table of Contents
Clean or replace your air conditioning system’s filter or filters every month or two during the cooling season. Filters may need more frequent attention if the air conditioner is in constant use, is subjected to dusty conditions, or you have fur-bearing pets in the house.
What happens if u don’t clean your AC filter?
A dirty filter can cause allergens to build up in your duct system, and they’ll linger there for months. Whenever you have a forced-air system running, those allergens will be released into the air you breathe. You might even end up with a mold problem in the ducts.
Will cleaning my AC filter make it work better?
Can dirty air filters stop an AC from working? The answer is yes. Thankfully, there are many ways to keep your air conditioner working efficiently for a longer time. All you need to do is clean or replace the filter regularly, depending on the type of filter.
How often should AC filters be replaced?
Newer systems often use pleated filters, also rectangular with a depth of about one inch. You should replace these about every 90 days, if you have no allergies, but AC pros typically recommend every 45 days for max efficiency. Be sure to replace them with the right size and type of air filter.
How often should HVAC filters be changed?
Generally, most air filter manufacturers and HVAC companies recommend changing your air filter every 90 days, or 3 months. That can change based on where your home is located (ex. dusty, dry climates), if you have any pets, and the age of your system and equipment.
Is no air filter better than a dirty one?
Running your air conditioner without a filter is worse than running it with a dirty one. Instead, get to the store as soon as possible for a replacement or call an HVAC professional for replacement. Without a filter, your air conditioner is at risk for severe and expensive problems.
Will a dirty filter keep AC from cooling?
If the filter is very dirty, you may even feel warm air coming out of the back of the unit. A clogged filter forces the air conditioner to work harder to keep the house cool. This will lead to more frequent AC repairs and, ultimately, shorten the lifespan of the unit.
Can I clean my air filter instead of replacing it?
The replacement frequency will depend on indoor air quality and how much the appliance is used. A good rule of thumb is to clean these filters every other time you replace your HVAC filters, or at the same time if they see a lot of use. Air filter maintenance varies with the manufacturer.
Why is my AC filter getting dirty so fast?
When your A/C is on the thermostat fan will constantly be running causing air too run over the air filter continuously and causing it to get dirty more quickly. You may have a leak in your air ducts – Leaky air ducts can also cause your filter to clog up and especially if it is near your AC unit.
How long do air filters last?
It is a general recommendation that you should change your air filter in your home every 30 days when using less expensive fiberglass filters. High-end pleated filters can last as long as 6 months, but these typical guidelines assume average use and don’t take into account the size and type of filter.
How many air filters are in a home?
How Many Air Filters Does a House Have? Typically, a house will have 2 air filters in their intake vents. In some cases, there can be more or fewer depending on the square footage of the home or apartment and the number of floors that need to be supported by the central air system.
What happens if you put an air filter in backwards?
By installing your filter backwards, air will have a harder time flowing through the filter and your air handler will have to work harder to make up for the loss of airflow. This could lead to higher utility bills and possibly damage your furnace or air conditioner.
How do I know if my air filter needs changing?
8 Signs Your Air Filter Needs Replacing Reduced Fuel Economy. Misfiring Engine. Unusual Engine Sounds. Check Engine Light Comes On. Air Filter Appears Dirty. Reduced Horsepower. Black, Sooty Smoke or Flames Exiting the Exhaust. Smell of Gasoline when Starting the Car.
How long can my AC unit run without a filter?
The short answer: You can get away with running your AC without a filter for a short amount of time without hurting your system. That being said, running your AC without a filter for longer than 6-8 hours can cause serious damage to your AC system and significantly lower the quality of the air in your home.
Why does my house get so dusty?
Dust accumulation in your home is a product of airflow, either because too much dirty, dust-filled air is floating around your home or because not enough air is spreading through the home, allowing dust to settle.
How many filters does an AC unit have?
In fact, most central AC units have two or more filters. These filters clean the air and ensure good air quality as your unit circulates between inside and outside air. Central air conditioner filters often are made of fiberglass or pleated materials.
Will cleaning my AC filter make it colder?
As a result of the buildup, a dirty filter will also cause poor cold airflow in your air conditioning system. That cold air will be trapped inside your air conditioner, causing ice to form on its coils. Once that happens, your air conditioner will freeze up and become inoperable.
Is it worth cleaning an air filter?
You may need to clean the air filter more often if you live in a rural area, where there’s usually more dirt and dust on the road. If you don’t drive much, we’d still recommend cleaning the air filter at least once a year as part of a regular service, as this will guarantee the performance and efficiency of the engine.
Can you wash and reuse air filters?
A reusable air filter is made from more durable materials. Every one to three months, you can remove this filter and carefully wash it to remove the accumulated dust, irritants, and pollutants. Though your system works the same with both types of filters, it’s important to know which you’re using.
What do dirty air filters look like?
A filter that is clogged with dirt is an obvious sign of a dirty air filter. Performing a visual inspection is an easy way to know if your air filter needs to be changed. A brand new air filter is white or off-white in color, while a dirty air filter will appear darker with the dirt and debris visible.
