How Often Should You Replace AC Filter? Tips for Keeping Your System Running Efficiently
One of the simplest ways to keep your air conditioning system running smoothly is by regularly changing its filter. But how often should you replace AC filter? This is a common question homeowners ask, and the answer can vary depending on several factors. If you want to keep your air conditioning system working at its best and your home comfortable, regular home air conditioner filter replacement is a must.
In this post, we’ll explain how often you should replace AC filters, the benefits of doing so, and how to know when it’s time for a change. These tips will help you ensure your HVAC system stays efficient and your indoor air quality remains clean. Heritage Air Services is always here to assist you, but here’s what you can do to stay on top of your AC maintenance.
Why Is Replacing Your AC Filter Important?
Before we dive into how often should you replace AC filter units, it’s essential to understand why changing your filter is so important. The air filter in your HVAC system is responsible for trapping dust, dirt, allergens, and other particles from circulating in your home. Over time, these particles build up in the filter, reducing airflow and making your system work harder to cool your home.
If you don’t replace AC air filter regularly, you may face several issues:
Reduced energy efficiency
Poor indoor air quality
Increased wear and tear on your AC system
Higher utility bills
Knowing how often to replace air conditioner filter can prevent these problems and keep your HVAC system running efficiently.
Read More: How to Repair an Air Conditioning System
How Often Should You Replace AC Filter?
Now, the big question: how often should you replace AC filter units? Generally, it’s recommended to replace your air filter every 30 to 90 days. However, several factors can influence this timeline:
Type of Filter: Some filters are designed to last longer than others. For example, high-efficiency filters can last up to 6 months, while standard filters may need replacing every month. Check the manufacturer's recommendations to determine the best timeline for your specific filter type.
Allergies or Respiratory Conditions: If you or someone in your home has allergies or asthma, you may need to replace your filter more frequently, around every 20-30 days. A clean filter helps trap allergens and improves indoor air quality, making your home more comfortable.
Pets: If you have pets, pet dander and hair can clog your filter more quickly. In homes with pets, it’s recommended to replace the AC filter every 30-60 days.
Household Size: The more people in your home, the faster your air filter will collect dust and particles. In larger households, it’s a good idea to change the filter every 30 days to keep up with the increased demand.
Usage: If you use your air conditioning system constantly, especially during peak seasons, you’ll need to replace the filter more often. During the summer, when your AC is running nonstop, check and change the filter monthly to maintain optimal performance.
By considering these factors, you can decide how often should I change air conditioning filter units to suit your home’s needs.
Read More: Types of Air Conditioning System
When to Replace Air Conditioner Filter
Even if you know how often to replace air conditioner filter units, it’s always a good idea to check your filter regularly. Here are some signs that it’s time for a home air conditioner filter replacement:
Dust Buildup Around Vents: If you notice dust collecting on or around your air vents, it’s a clear sign that your filter is clogged and needs to be changed.
Higher Energy Bills: A dirty filter makes your system work harder, which can cause a spike in your energy usage. If your bills are suddenly higher than usual, check the filter.
Reduced Airflow: If you’re noticing weaker airflow from your vents, a clogged filter could be the culprit. Replacing the filter can restore proper airflow.
Unusual Noises: A strained HVAC system may produce strange sounds when running. If you hear unusual noises, check the filter to see if it needs replacing.
By paying attention to these signs, you’ll know when to replace air conditioner filter units and keep your system running smoothly.
How to Replace Your AC Filter
Now that you know how often to replace air conditioner filter units, let’s go over the replacement process. It’s a simple task that can be done in just a few steps:
Turn Off the System: Before changing the filter, always turn off your HVAC system to prevent any dust or debris from being sucked into the unit.
Locate the Filter: The air filter is typically located near the return air duct or inside the furnace or air handler.
Remove the Old Filter: Carefully pull out the old filter and dispose of it. Be mindful of any dust or debris that may have accumulated.
Insert the New Filter: Check the direction of airflow arrows on the new filter and insert it into the slot, making sure it fits snugly.
Turn the System Back On: Once the new filter is in place, turn your HVAC system back on and enjoy cleaner air and improved efficiency.
If you’re unsure how often should you replace AC filter units in your specific system or need assistance, the team at Heritage Air Services is always here to help with professional HVAC maintenance and advice.