Frequent question: Are furnace filters worth it?

A clean filter will not only allow your furnace and A/C to operate at peak performance, thus saving you money on energy bills, but it will also prolong the life of your furnace.

Is it worth buying a better furnace filter?

Yes, in general, the more expensive air filters are more effective, but a single person with no pets and allergies might not need as much filtration as a family of five with three pets and a child with asthma. Also consider how long your air filter will last.

Are furnace filters really necessary?

Replacing your furnace filter regularly is a good idea because it keeps your HVAC system and your indoor air safe and healthy. During the winter, you may need to change your furnace filter more frequently, since many families spend more time at home and the system is used heavily.

Do more expensive air filters make a difference?

Expensive air filters give you more surface area to filter particulate matter. … All dimensions being equal, a filter with a higher MERV rating and more pleats per inch will have the same or better air flow than the same filter with a lower MERV rating and fewer pleats.

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Are expensive furnace filters necessary?

Furnace filters not only prevent the system from getting clogged up with dust and debris but also clean the air in your home. As they are essential to the system’s function, they must be maintained and kept clean.

Cheap Vs. Expensive Furnace Filters.

Cheap Filters Expensive Filters
Better airflow Denser material restricts airflow

Are Filtrete filters worth it?

CR’s take: The Filtrete 1900 Maximum Allergen Reduction filter is impressive at removing dust, pollen, and smoke from the air when the HVAC system is running on its highest fan speed, earning an Excellent rating in that test. … Airflow through the filter remains strong in both instances.

Can a furnace filter be too restrictive?

All furnace filters have a MERV rating which indicates filter efficiency. … The makeup of these high-efficiency filters can be too restrictive for the unit, creating a barrier to good airflow. The HVAC system may struggle to pass air through the air filter and expend more energy in its attempts.

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.

What happens if you dont change your air filter?

If you don’t change your AC filter, it will begin to fail. It will no longer be able to filter the air properly, letting dust and contaminants get into the AC. Dust jams the moving parts of an AC such as fan motors and valves. … This is how dust makes the unit less energy efficient (at best) and can lead to breakdowns.

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Are pleated filters better than fiberglass?

While fiberglass air filters will do the job in the most basic way, in most cases, pleated air filters are much better. They can filter out smaller particles – important for people with airborne sensitivities. They are less likely to clog in a short amount of time, and they can last up to 90 days.

Does the brand of furnace filter matter?

As long as you purchase the same SIZE of filter, it doesn’t matter what BRAND you use.

Do air filter brands matter?

So what is the difference? Truthfully, the biggest difference you will see is the cost of the hvac filters. OEM filters are typically much more expensive because you are paying for a brand name. When comparing the material that each air filter is made of, they will look and feel identical.

How do I choose an air filter for my furnace?

How to Choose a Furnace Filter

  1. Choose the Right-sized Filter. Check your furnace manual for the correct sized filter, or check the existing filter to determine dimensions. …
  2. Choose the Right Type of Filter. …
  3. Understand Filter MERV Ratings. …
  4. How to Replace Furnace Filters. …
  5. Project Shopping List.

Why does my furnace filter get dirty so quickly?

When the thermostat’s fan setting is set to “ON” the indoor blower will run 24/7, constantly circulating air over the air filter. So now the filter is constantly catching airborne contaminants, causing it to quickly get dirty. Furthermore, your energy bills are higher because running a blower nonstop ain’t cheap.

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How often should you change your 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.

Do furnace filters restrict airflow?

“A dirty filter will slow down air flow and make the system work harder to keep you warm or cool—wasting energy. A clean filter will also prevent dust and dirt from building up in the system — leading to expensive maintenance and/or early system failure.”