Time to Change Your Air Filters

HVAC

Blog
// Posted by Crossville Heating and Cooling, Inc.

Time to Change Your Air Filters: Why It Matters and How to Do It Right

As the seasons change, it’s essential to shift your focus to your home's HVAC system. Regular maintenance is crucial, and one of the simplest yet most impactful tasks is changing your air filters. Air filters play a vital role in keeping your indoor air clean and ensuring your HVAC system runs efficiently.

Why Changing Air Filters Is Important

1. Improve Indoor Air Quality

Air filters trap dust, pollen, and other airborne particles, preventing them from circulating through your home. A clean filter helps maintain high indoor air quality, which is particularly important if you have allergies or respiratory issues.

2. Enhance HVAC Efficiency

Clogged or dirty filters force your HVAC system to work harder to push air through, leading to increased energy consumption and higher utility bills. Regularly changing your filters ensures your system operates efficiently, which can reduce your energy costs.

3. Extend the Life of Your HVAC System

A well-maintained HVAC system lasts longer. Dirty filters can cause your system to overheat and strain its components, leading to more frequent repairs or premature replacement. By changing your filters on schedule, you help keep your system in good working condition.

4. Reduce Frequency of Repairs

Regularly replacing air filters can prevent common HVAC issues like overheating, reduced airflow, and increased wear on the system. This proactive approach can minimize the need for costly repairs and keep your system running smoothly.

How to Choose the Right Air Filter

1. MERV Rating

The Minimum Efficiency Reporting Value (MERV) rating measures a filter's ability to capture particles. Higher MERV ratings mean better filtration. For most homes, a filter with a MERV rating between 8 and 12 is sufficient, balancing effective filtration with minimal airflow restriction.

2. Filter Type

  • Fiberglass Filters: Affordable and basic, these filters capture larger particles but are less effective at trapping smaller particles.
  • Pleated Filters: Made from polyester or cotton, these filters offer better filtration and longer-lasting performance compared to fiberglass filters.
  • HEPA Filters: High-Efficiency Particulate Air (HEPA) filters are top-of-the-line, capturing up to 99.97% of airborne particles. They are ideal for homes with severe allergies or respiratory concerns.

3. Size

Ensure you select the correct size for your HVAC system. The size is typically printed on the side of the existing filter or can be found in your HVAC system’s manual. Choosing the right size ensures a proper fit and optimal performance.

How Often Should You Change Your Air Filters?

1. General Rule of Thumb

For most homes, changing air filters every 1 to 3 months is recommended. However, this can vary based on several factors:

  • Allergies or Asthma: If you or your family members have allergies or asthma, consider changing filters more frequently, such as every 1 to 2 months.
  • Pets: Homes with pets may require more frequent filter changes due to pet dander. Aim to change filters every 1 to 2 months in these cases.
  • High Dust Levels: If you live in a dusty area or have ongoing construction, more frequent changes may be necessary.

2. System Usage

During periods of high HVAC usage, such as extreme temperatures, filters may become clogged more quickly. Check your filters regularly during these times and replace them as needed.

How to Replace Your Air Filters

1. Turn Off the HVAC System

Before replacing the filter, turn off your HVAC system to ensure safety and prevent any damage.

2. Remove the Old Filter

Locate the filter compartment in your HVAC system, which is usually near the return air duct. Remove the old filter carefully, noting its orientation.

3. Install the New Filter

Insert the new filter in the same orientation as the old one. Ensure it fits snugly and is aligned correctly with the airflow direction.

4. Turn the System Back On

Once the new filter is in place, turn your HVAC system back on. Check for any unusual noises or issues to ensure everything is functioning correctly.

Stop By Our Shop for Air Filters

Ready to stock up on air filters? Visit us at Crossville Heating and Cooling for a wide selection of filters that fit your needs and budget. Our knowledgeable staff can help you choose the right filter for your HVAC system, ensuring you get the best performance and air quality for your home.

Convenient Options:

  • In-Store Pickup: Visit us at 1853 Peavine Road, Crossville, TN, and pick out your filters in person.
  • Online Ordering: Browse our selection online and have your filters delivered right to your door.

Final Thoughts

Regularly changing your air filters is a simple yet essential maintenance task that can greatly impact your home’s air quality, HVAC efficiency, and overall comfort. By keeping up with this routine, you’ll enjoy cleaner air, lower energy bills, and a longer-lasting HVAC system.

If you’re unsure about which filter to choose or how often to replace it, our team at Crossville Heating and Cooling is here to help. Stop by our shop or visit us online to find the perfect filter for your needs and keep your home running smoothly all year long.

HVAC Technician installing a electric heat pump
About Crossville Heating and Cooling, Inc.
Crossville Heating & Cooling, Inc. is a locally owned company offering heating, air conditioning, plumbing, and whole-home generator services. We provide sales, service, and installation for HVAC systems, plumbing solutions, and generators in homes and light commercial buildings.
Since 1982, our founder, Mr. Richard Gilmer, has been dedicated to keeping his neighbors comfortable. As our services expanded, we updated our name to better reflect our commitment to serving the Middle Tennessee area with comprehensive home solutions.We focus on eco-friendly products and practices to improve the health, comfort, and safety of our customers. As an EPA-certified company, we recycle refrigerant and dispose of equipment in an environmentally safe manner.
Our experienced technicians work efficiently, minimizing disruption to your daily routine. From heating and cooling to plumbing and reliable backup power, Crossville Heating & Cooling, Inc. is proud to be your trusted partner since 1982.

FAQ

How often should you schedule an HVAC maintenance?

Homeowners should set up HVAC maintenance twice a year. It's best to do this in the spring and fall. This keeps the system running well and saves energy.

FAQ

What are some common reasons my air conditioner may not be blowing cold air?

Common reasons include a clogged filter, a blocked drain, and a faulty condensate airflow switch. Dirty air compressors, ice buildup, and low refrigerant levels are also common issues.

FAQ

Why is protecting your outdoor AC unit important?

Protecting your outdoor AC unit is key for its proper working and long life. It faces many seasonal elements. So, it's vital to take steps to keep it safe.

What is HVAC maintenance?

HVAC maintenance is a service that keeps your heating, ventilation, and air conditioning systems in top shape. It includes checking and maintaining all parts of the HVAC system. This keeps your system efficient.

What should I do if my AC is not blowing air at all?

First, check the power cord to ensure it's plugged in correctly and there's no damage. If that doesn't work, look for a tripped breaker or blown fuse in the electrical panel.

What is the role of the outdoor component in a central air conditioning system?

The outdoor part of a central air system is crucial for its performance and efficiency. It takes heat from inside air and sends it outside.

What are the components involved in HVAC maintenance?

During maintenance, technicians check and service key parts like air filters, coils, refrigerant levels, and electrical connections. This ensures everything works right.

How can a clogged drain cause my air conditioner to stop blowing cold air?

If the drain gets clogged, the AC will shut down to prevent water damage. You might need to clean or replace the drain with a mild bleach solution.

What are the potential risks of neglecting outdoor unit protection?

Not protecting the outdoor unit can cause many problems. These include early wear, less efficiency, and even system failure. It's important to maintain and protect it well to keep it working right.

What factors determine the frequency of HVAC maintenance?

How often you need HVAC maintenance depends on the system's age and the local climate. Newer systems usually need maintenance once a year. Older systems might need it more often.

Why isn't my central air blowing cold air?

Possible causes include low refrigerant, a dirty air filter, and a frozen or dirty evaporator coil. Blocked condenser coils, closed registers, incorrect thermostat settings, and a clogged drain line can also be the problem. Don't forget about a tripped circuit breaker.

How should you prepare your outdoor AC unit for the winter season?

To get your outdoor AC ready for winter, turn off its power and clean it. Remove debris, leaves, and other stuff that has built up.

When is the ideal time to schedule HVAC maintenance?

Schedule HVAC maintenance before you really need it, which is usually in spring and fall. This helps the system work better when you need it most.

What happens if my air conditioner has low refrigerant levels?

Low refrigerant often means there's a leak. This can make the unit work harder, increase energy bills, and damage the compressor and other parts.

How can you keep water away from the outdoor AC unit?

Keep water away by sweeping away any water and making sure it drains well. Check the unit after storms or snow to find and fix any water issues, like bad gutters or leaks.

What are the benefits of regular HVAC maintenance?

Regular maintenance makes your HVAC system more reliable. It helps spot problems early and works more efficiently. This can save you money on energy bills.

How can issues with the thermostat affect my air conditioner's performance?

A wrong or broken thermostat can stop the AC from turning on or cycling correctly. You might need a professional to fix or replace it.

What are the benefits and drawbacks of using covers for the outdoor AC unit?

Covers can shield the unit from elements and stop debris and moisture. But, think about the downsides, like trapping heat and moisture if not installed right.

How can homeowners prepare for professional HVAC maintenance visits?

Clean around the outdoor unit and check the coils and cabinet for damage before the technician comes. Also, inspect the ductwork for leaks.

How can dirty coils impact my air conditioner?

Dirty coils on the evaporator and condenser can make the system less efficient. This can cause a frozen coil, poor cooling, and system breakdowns.

What are the alternatives to AC unit covers?

Instead of covers, try mosaic screens and privacy screens. They protect the unit and let air flow freely.

How can homeowners find a reliable HVAC maintenance provider?

Choose HVAC companies with certified technicians, like those with NATE certification. They should also have a good history of quality service and happy customers.

What happens if my air conditioning system is the wrong size for my home?

An AC that's too small may not cool your home well, leading to poor performance and high energy bills. Duct leaks can also make cooling uneven.

How can landscaping elements help protect the outdoor AC unit?

Plants around the unit can protect it from wind and snow in winter. But, pick plants carefully so they don't block airflow or make upkeep hard.

HVAC Technician installing a electric heat pump
About Crossville Heating and Cooling, Inc.
Crossville Heating and Cooling, Inc. is a locally owned heating and air conditioning company that provides sales, service, and installation of any type of heating or cooling in your home or light commercial building.

Although the name Crossville Heating and Cooling, Inc. is new, Mr. Richard Gilmer has been in the business of keeping his neighbors comfortable since 1998. As our presence in the HVAC contractors industry has evolved, we decided to change the name of our business to better reflect our commitment to the Middle TN area.

Our core values include implementing economically friendly products and practices to better contribute to the health and home of our customers. We are EPA certified and ensure that all refrigerant is recycled and all equipment is disposed of as per environmentally-safe standards. Our service techs and installers are trained to conduct business with minimal disruption to your daily lifestyle so that the only impact we make is a positive one

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